UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMD27aoWpJujFY763d2AiKlGPLa0u+4zeZR3JmE7wt8=' 
WHERE 
  key_id = '8438e99a6b1a35862691c15d451e5338f1875097f1191fb0422e4dcdfae01ddd' 
  AND (
    token = 'mMD27aoWpJujFY763d2AiKlGPLa0u+4zeZR3JmE7wt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )