UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WqYnIigmPqiV7wLybiTdE3/5/N4R+TpKIyrKaexhRzA=' 
WHERE 
  key_id = '836115668781063b7ffb075b2059c1bac026a133b7ca1c3fc2f25031e90fd540' 
  AND (
    token = 'WqYnIigmPqiV7wLybiTdE3/5/N4R+TpKIyrKaexhRzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )