UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1XygH4ym5e/YmT9dpAg+7E4WqW3pwINMXqUj8phrUY4=' 
WHERE 
  key_id = 'e921f4a1a95fb723b42ce1be9744c7c471e8265c3a966566803db5f3960b8ee2' 
  AND (
    token = '1XygH4ym5e/YmT9dpAg+7E4WqW3pwINMXqUj8phrUY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )