UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bEtnt8cmDS67UNY7WjzXHcUTtrPVOZhIfldmujtMpdI=' 
WHERE 
  key_id = '340c51da30a73a38219bd966258bfbe887fab6bf6174ef364a1f7c12df94b10d' 
  AND (
    token = 'bEtnt8cmDS67UNY7WjzXHcUTtrPVOZhIfldmujtMpdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )