UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RcxxV0YHrYut1LpGOgqddlyqHInu579qWE34jCcbiQI=' 
WHERE 
  key_id = '06841931e5506b0029c5ef37d7a22d2618d2b3f06512e9f4eff4022966807ce8' 
  AND (
    token = 'RcxxV0YHrYut1LpGOgqddlyqHInu579qWE34jCcbiQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )