UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wTsTZM3lfRD4Ki/FMXyGG+ECe3DZTQVo99DdiDcZUNM=' 
WHERE 
  key_id = '0bb18a5aa892a39d367419549d88be42838aa806a6e02ef7c6178644b85441af' 
  AND (
    token = 'wTsTZM3lfRD4Ki/FMXyGG+ECe3DZTQVo99DdiDcZUNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )