UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3O24ziIYltVQO3eXWv9/vBW3ZeIcEB+WoRYXUMsb9Os=' 
WHERE 
  key_id = '51729ab86948dee3ca72858c232e265742a8e77613c68b5e433c69e7a3215192' 
  AND (
    token = '3O24ziIYltVQO3eXWv9/vBW3ZeIcEB+WoRYXUMsb9Os=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )