UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gwnWK6jAufJlrZi6XvUPS8/ORWSKwxsScYpEvTJPK78=' 
WHERE 
  key_id = '476c39a6c5c35edfeca698e4310b14931f50cc672cffe5fb8cab5638bd97f6f2' 
  AND (
    token = 'gwnWK6jAufJlrZi6XvUPS8/ORWSKwxsScYpEvTJPK78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )