UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wW7Hh4wbZBoGe1Ets2oXOy2ZMKhf2Ou2RfmYbkw/rss=' 
WHERE 
  key_id = '9d39e42edde38ef7d9016c0618e48689f14366dba196f6643081716103481b6f' 
  AND (
    token = 'wW7Hh4wbZBoGe1Ets2oXOy2ZMKhf2Ou2RfmYbkw/rss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )