UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zyuiuO/v+JbzoTG8+zkKjvbx2TEIcrxMoM14CZDKP28=' 
WHERE 
  key_id = '5259ef117fb98f93c4875742f1cd9642b2f9a735f204e2789320738748fc475d' 
  AND (
    token = 'zyuiuO/v+JbzoTG8+zkKjvbx2TEIcrxMoM14CZDKP28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )