UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IZzzUrk4bRQpsOYjgLpIxYTVmihIs8aS5YJ+JEuLqcM=' 
WHERE 
  key_id = '6dff811b406ed847c48c971901af9369bcf9dde927f3b37d65451c2727498649' 
  AND (
    token = 'IZzzUrk4bRQpsOYjgLpIxYTVmihIs8aS5YJ+JEuLqcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )