UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z5mSj4V8RPbEfOQ9s8LV0Y805B0241UssoOZd0TEsqw=' 
WHERE 
  key_id = '400e4fa4c273ee8b2fc39e83e0d48505cf71556df2426505cf0fc5f189404e96' 
  AND (
    token = 'z5mSj4V8RPbEfOQ9s8LV0Y805B0241UssoOZd0TEsqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )