UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tejeROB9BEvFSosRdpbOevFj8/+pk7dM9pUcv8EpAwc=' 
WHERE 
  key_id = '640d1efd17a3f650c69da08428ba0e620d350d591232dc2b6ce0665860ed8233' 
  AND (
    token = 'tejeROB9BEvFSosRdpbOevFj8/+pk7dM9pUcv8EpAwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )