UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M81AFwFadVZu2MLGaY0qIxB+MbM/5E8ThBQGBhH4/2k=' 
WHERE 
  key_id = '99b0f173690694acfa4053a985d62ccb5ef13e3fb69af277b95fcc863ca01768' 
  AND (
    token = 'M81AFwFadVZu2MLGaY0qIxB+MbM/5E8ThBQGBhH4/2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )