UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uwISjyNVh5Qbwat0NYgWCDTUFtr/9rhOKEg6gtYRPPg=' 
WHERE 
  key_id = '50b03ab9d136feacd1162c2ded57da749e68208b2d2291e0fb5426ebbf9926ca' 
  AND (
    token = 'uwISjyNVh5Qbwat0NYgWCDTUFtr/9rhOKEg6gtYRPPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )