UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JjMljzHAtziZKk7Kf5DgoZDkGaBFsa6ZIfVRALVwlo0=' 
WHERE 
  key_id = 'c7a50d89421261468c7e7d55946d031ac090bd8c2dcb7c4d2bdb4a8a333949be' 
  AND (
    token = 'JjMljzHAtziZKk7Kf5DgoZDkGaBFsa6ZIfVRALVwlo0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )