UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RyOEPsDV4WdFU0nSjqPFggFRV8+D8QOnvLLUZ82Gx8g=' 
WHERE 
  key_id = 'd177b852da87520705b923c2987f865f72b5d17449391f78efa696b0b8faf913' 
  AND (
    token = 'RyOEPsDV4WdFU0nSjqPFggFRV8+D8QOnvLLUZ82Gx8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021