UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H6FHea05dM7iGgb9LvWESKlEpVHFyOIwHzMAWxLbNFM=' 
WHERE 
  key_id = '3f9e4d6a778f4e5be4e564717daff863e0ea79657d026c3e48238d2f65a19092' 
  AND (
    token = 'H6FHea05dM7iGgb9LvWESKlEpVHFyOIwHzMAWxLbNFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )