UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MV5ipFxzsoN9lTsx9XmbtzkkPIbVzNGPHw54pxj741Y=' 
WHERE 
  key_id = 'b6feba369653e75697595fb7ce990f42667887893d2e55a33557fc96889569a4' 
  AND (
    token = 'MV5ipFxzsoN9lTsx9XmbtzkkPIbVzNGPHw54pxj741Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )