UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bjfmY++xjaLbDWssiNDnK1pLsWHKv3IE5Ax5GQ58HtM=' 
WHERE 
  key_id = 'c425c3c938ce58196c32b22bffc9f4277b8dc40e802f6aa13c98013030b51fa2' 
  AND (
    token = 'bjfmY++xjaLbDWssiNDnK1pLsWHKv3IE5Ax5GQ58HtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )