UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r6WYp9TQS1lUtrGWea4+/+9sLb1eeW6XWiziFBTwZtM=' 
WHERE 
  key_id = '397705d84865480719a833530d674237494df854d7204bebb577b2a1e85410a6' 
  AND (
    token = 'r6WYp9TQS1lUtrGWea4+/+9sLb1eeW6XWiziFBTwZtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )