UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pJn6dg7VD+5H/VpbF7eGTqZXZB5J6QXpbpsiNAZJiO0=' 
WHERE 
  key_id = '9c96c9cce82632afb54dbf404b5fcf2367480f526bf0014f2ac3d9d92921f150' 
  AND (
    token = 'pJn6dg7VD+5H/VpbF7eGTqZXZB5J6QXpbpsiNAZJiO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )