UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FC7V5b/Qqr7mcE1VBnWbSRMwWhSzLvwATBlxtguZTVE=' 
WHERE 
  key_id = 'bc9b9ac9f83ae7493724a05929c6f9acdd642912c4364956238b153de887c4b9' 
  AND (
    token = 'FC7V5b/Qqr7mcE1VBnWbSRMwWhSzLvwATBlxtguZTVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )