UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6lYh2/GlEfSvjkiOg0cReaixIICMrxKnEc2PX1VQIhA=' 
WHERE 
  key_id = '5045eec1a061c8bb906ba568619bf007276c6ad0207dd7795b55d65dad6674a4' 
  AND (
    token = '6lYh2/GlEfSvjkiOg0cReaixIICMrxKnEc2PX1VQIhA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )