UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dufAzR1/du3Lvn7eq9NLmBiZsPBhtSNGn5v1DrBaL5s=' 
WHERE 
  key_id = '38588751138fe9c30867bb1997b4005351f228202540e12f0e1e3385abe0b8f8' 
  AND (
    token = 'dufAzR1/du3Lvn7eq9NLmBiZsPBhtSNGn5v1DrBaL5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )