UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XQUFgSxSoY1L+oKmYBLjKy+sharSDMp3kS6hOaXNXoU=' 
WHERE 
  key_id = '15516c6eb82304529421cb4fc4b240f1f1ef0fe2beeeebd6e41e651ad429c8b2' 
  AND (
    token = 'XQUFgSxSoY1L+oKmYBLjKy+sharSDMp3kS6hOaXNXoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )