UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '97WKYi85femvRpU+7Dxu6eZcFAbrciWwy9ueTAspAMU=' 
WHERE 
  key_id = 'a3f12c2ae927314edd5ae4262eb50dcd771d06b072697e2ef8427638f6f317c4' 
  AND (
    token = '97WKYi85femvRpU+7Dxu6eZcFAbrciWwy9ueTAspAMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )