UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VD6Txvd67zyq1U1GGPXbpY3ydAGIEAP8Ymkpn8NUv5s=' 
WHERE 
  key_id = '7a1a6e37d49484ea8aae4b6b2b6562c62f9db0f40b9eb698b4e55be3edb83798' 
  AND (
    token = 'VD6Txvd67zyq1U1GGPXbpY3ydAGIEAP8Ymkpn8NUv5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )