UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K3Yx8Kl2cODY4wNLz3a995XSpiNPUGUz/gr4jY2eBpo=' 
WHERE 
  key_id = '71af8aac228f76cba0cfab8e81c536fc77173fd87f676358c602a54715568052' 
  AND (
    token = 'K3Yx8Kl2cODY4wNLz3a995XSpiNPUGUz/gr4jY2eBpo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )