UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '1QMSsq9XvgxpJ2WcobQ0OKsw/EY0OpqLdAo6OE3UX58=' 
WHERE 
  key_id = '825b8af2382b89fe56295caf93e66057eaa3f74cd16cfbf12adef61133b8499b' 
  AND (
    token = '1QMSsq9XvgxpJ2WcobQ0OKsw/EY0OpqLdAo6OE3UX58=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )