UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8MwAOpubcrJ6r3aCL6dXRCDvpch6yvd4oAi2k9H501Y=' 
WHERE 
  key_id = '2fb4c7d02fac1cf1e2545a9562bedb82168452a10a34986a9b02d09d46c070c9' 
  AND (
    token = '8MwAOpubcrJ6r3aCL6dXRCDvpch6yvd4oAi2k9H501Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )