UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xMFBnF/GW3KtMup71eMEKkdCjSFfA4T4dSOJKhDotwU=' 
WHERE 
  key_id = '8983d7ed6207e41908ff131da071bc08caf4a218398db305dd96ce509823c686' 
  AND (
    token = 'xMFBnF/GW3KtMup71eMEKkdCjSFfA4T4dSOJKhDotwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )