fix 餐补job

Src/Dlhis.ScheduledTask/SyncSapInfo/Services/Implements/JinkoJIPService.cs

@@ -71,9 +71,14 @@ public class JinkoJIPService : IJinkoJIPService
         _logger.LogInformation("餐补状态同步响应:{json}", responseJson);
 
         var jobj = JObject.Parse(responseJson);
-
-        jobj.ContainsKey("exp").ThrowIfTrue(jobj.GetValue("exp").Value<string>());
-        jobj.ContainsKey("message").ThrowIfTrue(jobj.GetValue("message").Value<string>());
+        if (jobj.TryGetValue("exp", out var exp))
+        {
+            true.ThrowIfTrue(exp.Value<string>());
+        }
+        if (jobj.TryGetValue("message", out var message) && !jobj.ContainsKey("code"))
+        {
+            true.ThrowIfTrue(message.Value<string>());
+        }
 
         (jobj.GetValue("code").Value<int>() != 200).ThrowIfTrue(jobj.GetValue("message").Value<string>());