diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/util/Utils.java b/src/main/java/com/chaozhanggui/system/cashierservice/util/Utils.java
index 3349961..f10aabc 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/util/Utils.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/util/Utils.java
@@ -49,14 +49,14 @@ public class Utils {
             // 创建线程id, 用作判断
             String clientId = UUID.randomUUID().toString();
             // 设置分布式锁
-            boolean lock = Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(lockKey, clientId, 30, TimeUnit.MILLISECONDS));
+            boolean lock = Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(lockKey, clientId, 30, TimeUnit.SECONDS));
             int count = 0;
             while (!lock) {
                 if (count++ > 100) {
                     throw new MsgException("系统繁忙, 稍后再试");
                 }
                 Thread.sleep(20);
-                lock = Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(lockKey, clientId, 30, TimeUnit.MILLISECONDS));
+                lock = Boolean.TRUE.equals(redisTemplate.opsForValue().setIfAbsent(lockKey, clientId, 30, TimeUnit.SECONDS));
             }
             return supplier.get();
         } catch (RuntimeException e){