UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xzhm/VNvIwT621Lx49Itp5/eGftY3sKdY4s21kcH+Y4=' 
WHERE 
  key_id = '5ac397bd740b06338baca148357770364aa04bc267cc0c348f5920fd71815bf7' 
  AND (
    token = 'xzhm/VNvIwT621Lx49Itp5/eGftY3sKdY4s21kcH+Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )