refactor: extract common _is_jwt_token_expired to InfoExtractor

yt_dlp/extractor/common.py

@@ -69,6 +69,7 @@ from ..utils import (
     int_or_none,
     join_nonempty,
     js_to_json,
+    jwt_decode_hs256,
     mimetype2ext,
     netrc_from_content,
     orderedSet,
@@ -994,6 +995,10 @@ class InfoExtractor:
 
         return encoding
 
+    @staticmethod
+    def _is_jwt_token_expired(token):
+        return jwt_decode_hs256(token)['exp'] - time.time() < 300
+
     def __check_blocked(self, content):
         first_block = content[:512]
         if ('<title>Access to this site is blocked</title>' in content