UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4vGf8kfp/g3xBZsaahi24PX89WYk7YWvSzda3GjTEDk=' 
WHERE 
  key_id = 'b5d26e236244ff90fb872ea04c17b55fe39b777a6be4f06b28ea47d09100d611' 
  AND (
    token = '4vGf8kfp/g3xBZsaahi24PX89WYk7YWvSzda3GjTEDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )