UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8x+Z5UUS1whmh/M6ukZRmHyQPoVMn0n0gD6hU4tg+k=' 
WHERE 
  key_id = '900fb40d5ebafdfffa98ada7c3a336a2ea8d330d9fa76c1024ff6174036cac3d' 
  AND (
    token = 'K8x+Z5UUS1whmh/M6ukZRmHyQPoVMn0n0gD6hU4tg+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )