UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xPX2awTeUyXhSbCpdugBhKrasKc17qUTiNpAxruG/OI=' 
WHERE 
  key_id = 'a633425e8610f659e3a5249aa94632909749b3bf77730f81cb8d574970168078' 
  AND (
    token = 'xPX2awTeUyXhSbCpdugBhKrasKc17qUTiNpAxruG/OI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )