UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1vAxda0cZ5DuossDyXMvkROJSmm6zE1S15POdkjjYTY=' 
WHERE 
  key_id = '69d9886813be71e9b2776076f429e6c933d00c046374633de838e3d0a27c8b3b' 
  AND (
    token = '1vAxda0cZ5DuossDyXMvkROJSmm6zE1S15POdkjjYTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )