UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4hU6+SoDc6YPxBAdfMUm4S9B4+xwGTBaCWiJXQvsiK0=' 
WHERE 
  key_id = '7523176436e50d1f0d3a1d152ba69f6451bad3e494b53a9fddb95c4f4263ffc7' 
  AND (
    token = '4hU6+SoDc6YPxBAdfMUm4S9B4+xwGTBaCWiJXQvsiK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )