UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ztqo4mFbiZOfT5xy6+sWPVf0OtNzTObXelZXiXc0oc=' 
WHERE 
  key_id = 'a6770c5608d6ac6c3908a4af58c59ff8c66de9a989c0eb043e359b517cae3921' 
  AND (
    token = '2ztqo4mFbiZOfT5xy6+sWPVf0OtNzTObXelZXiXc0oc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )