UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ruq+KCbCoPr1hN6g20FLwghm+IuJ8S7piDbUdzohWHc=' 
WHERE 
  key_id = '474cb55af77a86566d80a91911d523c275f30f68236d84a038b5a96930492515' 
  AND (
    token = 'ruq+KCbCoPr1hN6g20FLwghm+IuJ8S7piDbUdzohWHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )