UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EMKckAP7R/H63JC3hEqgpv/Gc2sxQkcnn+7SR3jjhJw=' 
WHERE 
  key_id = 'a27756d19ba415bc5cc7f7c190391d1a5015a35df3dea98613ccd386efe4902d' 
  AND (
    token = 'EMKckAP7R/H63JC3hEqgpv/Gc2sxQkcnn+7SR3jjhJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )