UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vyesE4qOr8f9YIMhv7HSKt0qIPfQdRqe+Mjn/LLFj0I=' 
WHERE 
  key_id = '21d0abd9cd856eae8ace1da7f7dd5e31fb14b9876c6a245d9b5b6f1ebc807bfd' 
  AND (
    token = 'vyesE4qOr8f9YIMhv7HSKt0qIPfQdRqe+Mjn/LLFj0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )