UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zk5mFrKqdLeiX7NeCuaBzkUBbTxE6kNBdBMZ2CWCdVk=' 
WHERE 
  key_id = '270536a0e08d2496794305a9b85cf9c6dbe1c72ca289c4cad9dfca923860bcd8' 
  AND (
    token = 'zk5mFrKqdLeiX7NeCuaBzkUBbTxE6kNBdBMZ2CWCdVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )