UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PP5yZ8UH5ZCD4gZxL7crHDwq+xD/sLWyuLIFK+Apq1Y=' 
WHERE 
  key_id = '76b9ed8462726d1c7a50ab54f47b2728f44399e6e93702ecfb1338e9f949da04' 
  AND (
    token = 'PP5yZ8UH5ZCD4gZxL7crHDwq+xD/sLWyuLIFK+Apq1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )