UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R3DJ9+n/HaBaZYmq0nZzEf7gY3oFckqeYpF2/svVwqY=' 
WHERE 
  key_id = '611908cd9706d80e427be99aac8bf3d12668acf3f8f334a6ed820179721ef574' 
  AND (
    token = 'R3DJ9+n/HaBaZYmq0nZzEf7gY3oFckqeYpF2/svVwqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )