only convert uuids to lower case

pass/routes/key.js

@@ -145,7 +145,6 @@ router.post("/enter", upload.single("file"), async (req, res, next) => {
     } else if (input.match(/^Z\d+$/)) {
       error = "invalid_key_payment_id";
     } else {
-      input = input.toLowerCase();
       if (input.match(/^[0-9A-F]{32}$/i)) {
         input = [
           input.slice(0, 8),
@@ -155,6 +154,9 @@ router.post("/enter", upload.single("file"), async (req, res, next) => {
           input.slice(20, 32),
         ].join("-");
       }
+      if (Key.IS_VALID_UUID(input)) {
+        input = input.toLowerCase();
+      }
       if (Key.IS_VALID_UUID(input) || input.match(/^[0-9a-zA-Z]{6}$/)) {
         key = await Key.GET_KEY(input).then((key) => key.get_key());
       } else {