UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rth9m99zY+CoK5CPiPQGIzmXZZognbLEA3mtdUOl/uU=' 
WHERE 
  key_id = 'cffae0491e0dc6a43b295fecdba8beb3b72579a6d41c29f4969e91add167c55e' 
  AND (
    token = 'Rth9m99zY+CoK5CPiPQGIzmXZZognbLEA3mtdUOl/uU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )