UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPMmJnUkhtj1msY6rC4eEx85Wj6h4mNb4BctQwW98aE=' 
WHERE 
  key_id = '492fb4a81b386cae03e9ef1fc2851a4f68e6fffb10507047ff955ebd5fb76533' 
  AND (
    token = 'gPMmJnUkhtj1msY6rC4eEx85Wj6h4mNb4BctQwW98aE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )