UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhFKJBKKJ7W29W0qvVrvkXWMz05kvxBYAYfEFt6dbXI=' 
WHERE 
  key_id = 'dbef6d9b21d12b42f019a8e6a733d000321027572e3227da036af63a128d2e02' 
  AND (
    token = 'RhFKJBKKJ7W29W0qvVrvkXWMz05kvxBYAYfEFt6dbXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )