UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4M6U4dPu5NaSmNQ7b2JoJyaqzBORUJrcaBTbRk2ExNo=' 
WHERE 
  key_id = '88d59c3a10a7f48a52ab93620803adc4678f86bafaba32c2366bce2f0299310e' 
  AND (
    token = '4M6U4dPu5NaSmNQ7b2JoJyaqzBORUJrcaBTbRk2ExNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )