UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h52q5RVcgAvcR5TZZSOs2vRyDqykqSCn4t8zEBkUihE=' 
WHERE 
  key_id = '1f181a244e559e22de068537d21143913ab7902f5726c66e6377a87ff4bca58f' 
  AND (
    token = 'h52q5RVcgAvcR5TZZSOs2vRyDqykqSCn4t8zEBkUihE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )