UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4GDSHHCHs8tEpFmotoyWbx6IQHPAyVJz8KWd3vVM7is=' 
WHERE 
  key_id = '9468d2ed050dba7aa5bf76d513100b8c911e5d80ba321286e8f5d1f7592dc442' 
  AND (
    token = '4GDSHHCHs8tEpFmotoyWbx6IQHPAyVJz8KWd3vVM7is=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )