UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'crF9hLN1b5LpvZuY2I7HwazdESClA5NdoHpeBVbp/Gc=' 
WHERE 
  key_id = 'a4b8ab3ec7bf988f595f7b120fd4ff95293afe18dab88b48f3f83ce18a50643d' 
  AND (
    token = 'crF9hLN1b5LpvZuY2I7HwazdESClA5NdoHpeBVbp/Gc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )