UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tdk7BXzcobH8ezeva2hM9pCFFhKQli1ydW7UuWnvohA=' 
WHERE 
  key_id = 'c1b9447c4da7d50df408da5e7f16016451ccd1f5038f87a3498e441b25717225' 
  AND (
    token = 'tdk7BXzcobH8ezeva2hM9pCFFhKQli1ydW7UuWnvohA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )