UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mCVDkqT7Aq0CCiYDS9oFwDtGYF5SKh8sjl9Q9NExMss=' 
WHERE 
  key_id = '462e41c511eb9a360d04b29ccf827fb235154b45c8cb84c88bf3effedd7a4466' 
  AND (
    token = 'mCVDkqT7Aq0CCiYDS9oFwDtGYF5SKh8sjl9Q9NExMss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )