修复BUG

themis-business/src/main/java/com/qmth/themis/business/constant/SystemConstant.java

@@ -217,7 +217,7 @@ public class SystemConstant {
     //二维码过期时间（秒）
 //        private final static int qrExpireTime = 120;
 //    public final static Long QR_EXPIRE_TIME = 86400L;
-    public final static Long QR_EXPIRE_TIME = 120L;
+    public final static Long QR_EXPIRE_TIME = 30L;
 
     /**
      * redis分布式锁