UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4zYIs0s6DK56o/0+B7jbfzEk2vuyTTuEYmHgvhMqMY=' 
WHERE 
  key_id = '6c0bdf1325ba5f70188dbae3735966a99f892ab4848b78010ed15bcdf6c61cde' 
  AND (
    token = 'z4zYIs0s6DK56o/0+B7jbfzEk2vuyTTuEYmHgvhMqMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )