diff --git a/src/main/java/com/gxwebsoft/payment/service/WxPayNotifyService.java b/src/main/java/com/gxwebsoft/payment/service/WxPayNotifyService.java
index 9378dcd..e334dc7 100644
--- a/src/main/java/com/gxwebsoft/payment/service/WxPayNotifyService.java
+++ b/src/main/java/com/gxwebsoft/payment/service/WxPayNotifyService.java
@@ -17,6 +17,7 @@ import org.springframework.util.StringUtils;
 import javax.annotation.Resource;
 import java.math.BigDecimal;
 import java.time.LocalDateTime;
+import java.time.OffsetDateTime;
 import java.util.Map;
 
 /**
@@ -212,7 +213,24 @@ public class WxPayNotifyService {
             // 更新订单状态
             order.setPayStatus(true); // 使用Boolean类型
             order.setTransactionId(transaction.getTransactionId());
-            order.setPayTime(LocalDateTime.parse(transaction.getSuccessTime()));
+            LocalDateTime payTime = null;
+            String successTime = transaction.getSuccessTime();
+            if (StringUtils.hasText(successTime)) {
+                try {
+                    // WeChat returns RFC3339 time with offset, e.g. 2018-06-08T10:34:56+08:00
+                    payTime = OffsetDateTime.parse(successTime).toLocalDateTime();
+                } catch (Exception ex) {
+                    log.warn("解析微信支付success_time失败，使用当前时间兜底 - outTradeNo={}, successTime={}",
+                        order.getOrderNo(), successTime, ex);
+                }
+            }
+            if (payTime == null) {
+                if (!StringUtils.hasText(successTime)) {
+                    log.warn("微信支付回调trade_state=SUCCESS但success_time为空，使用当前时间兜底 - outTradeNo={}", order.getOrderNo());
+                }
+                payTime = LocalDateTime.now();
+            }
+            order.setPayTime(payTime);
 
             // 使用专门的更新方法，会触发支付成功后的业务逻辑
             shopOrderService.updateByOutTradeNo(order);
diff --git a/src/main/java/com/gxwebsoft/shop/service/impl/ShopOrderServiceImpl.java b/src/main/java/com/gxwebsoft/shop/service/impl/ShopOrderServiceImpl.java
index f52c6c1..cf2f643 100644
--- a/src/main/java/com/gxwebsoft/shop/service/impl/ShopOrderServiceImpl.java
+++ b/src/main/java/com/gxwebsoft/shop/service/impl/ShopOrderServiceImpl.java
@@ -41,6 +41,7 @@ import javax.annotation.Resource;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.time.LocalDateTime;
+import java.time.OffsetDateTime;
 import java.util.*;
 import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
@@ -769,26 +770,43 @@ public class ShopOrderServiceImpl extends ServiceImpl<ShopOrderMapper, ShopOrder
         QueryOrderByOutTradeNoRequest queryRequest = new QueryOrderByOutTradeNoRequest();
         queryRequest.setMchid(payment.getMchId());
         queryRequest.setOutTradeNo(shopOrder.getOrderNo());
-        // 构建service
-        JsapiServiceExtension service = getWxService(shopOrder);
-        try {
-            Transaction result = service.queryOrderByOutTradeNo(queryRequest);
-            if (result.getTradeState().equals(Transaction.TradeStateEnum.SUCCESS)) {
-                if (Boolean.TRUE.equals(shopOrder.getPayStatus())) {
-                    // 已是支付成功状态，避免重复触发支付成功后的业务逻辑（销量/库存等）
-                    return true;
-                }
-                shopOrder.setPayStatus(true);
-                shopOrder.setPayTime(shopOrder.getCreateTime());
-                if(shopOrder.getOrderStatus().equals(2)){
-                  shopOrder.setOrderStatus(0);
-                }
-                shopOrder.setTransactionId(result.getTransactionId());
-                updateById(shopOrder);
-                handlePaymentSuccess(shopOrder);
-                return true;
-            }
-        } catch (ServiceException e) {
+	        // 构建service
+	        JsapiServiceExtension service = getWxService(shopOrder);
+	        try {
+	            Transaction result = service.queryOrderByOutTradeNo(queryRequest);
+	            if (Transaction.TradeStateEnum.SUCCESS.equals(result.getTradeState())) {
+	                if (Boolean.TRUE.equals(shopOrder.getPayStatus())) {
+	                    // 已是支付成功状态，避免重复触发支付成功后的业务逻辑（销量/库存等）
+	                    return true;
+	                }
+	                shopOrder.setPayStatus(true);
+	                LocalDateTime payTime = null;
+	                String successTime = result.getSuccessTime();
+	                if (successTime != null && !successTime.isBlank()) {
+	                    try {
+	                        // WeChat returns RFC3339 time with offset, e.g. 2018-06-08T10:34:56+08:00
+	                        payTime = OffsetDateTime.parse(successTime).toLocalDateTime();
+	                    } catch (Exception ex) {
+	                        log.warn("解析微信支付successTime失败，使用当前时间兜底 - outTradeNo={}, successTime={}",
+	                            shopOrder.getOrderNo(), successTime, ex);
+	                    }
+	                }
+	                if (payTime == null) {
+	                    if (successTime == null || successTime.isBlank()) {
+	                        log.warn("微信支付查询返回SUCCESS但successTime为空，使用当前时间兜底 - outTradeNo={}", shopOrder.getOrderNo());
+	                    }
+	                    payTime = LocalDateTime.now();
+	                }
+	                shopOrder.setPayTime(payTime);
+	                if (shopOrder.getOrderStatus().equals(2)) {
+	                    shopOrder.setOrderStatus(0);
+	                }
+	                shopOrder.setTransactionId(result.getTransactionId());
+	                updateById(shopOrder);
+	                handlePaymentSuccess(shopOrder);
+	                return true;
+	            }
+	        } catch (ServiceException e) {
             // API返回失败, 例如ORDER_NOT_EXISTS
             System.out.printf("code=[%s], message=[%s]\n", e.getErrorCode(), e.getErrorMessage());
             System.out.printf("reponse body=[%s]\n", e.getResponseBody());
diff --git a/src/main/resources/application-glt.yml b/src/main/resources/application-glt.yml
index ca0f52c..8e5af90 100644
--- a/src/main/resources/application-glt.yml
+++ b/src/main/resources/application-glt.yml
@@ -32,7 +32,7 @@ socketio:
 
 # MQTT配置
 mqtt:
-  enabled: true   # 启用MQTT服务
+  enabled: false   # 启用MQTT服务
   host: tcp://132.232.214.96:1883
   username: swdev
   password: Sw20250523