UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKrWhNY71EtjE+2V8fw5NjfVI65ya3u/aMfSTD9pkeA=' 
WHERE 
  key_id = '6fb5bac41c3262634c5a7a1d5fb0aa34ad6f5742e2470cbb6f1dd4d903ce21f3' 
  AND (
    token = 'RKrWhNY71EtjE+2V8fw5NjfVI65ya3u/aMfSTD9pkeA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )