UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'clJUYRa5peCUQfqOzUKdW2il3bHxApPcipLOgbBegno=' 
WHERE 
  key_id = '2a9c708108b3c662cdc380f8ce606b3458e0f2c1b4869dea0a5b86dc9e95da0a' 
  AND (
    token = 'clJUYRa5peCUQfqOzUKdW2il3bHxApPcipLOgbBegno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )