UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CgiE+txmeAMykOynwYTXgVje1hvgIva5x31heu2k8Jo=' 
WHERE 
  key_id = '94ba8288c271715110a3d6f9f9ae189ed87fb1518fa079a491277430296bd338' 
  AND (
    token = 'CgiE+txmeAMykOynwYTXgVje1hvgIva5x31heu2k8Jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )