UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T+DyFY3u7YgbFh3TEsTnCkMHX6d7BngArraBzRKgTQE=' 
WHERE 
  key_id = '0115ab9ac875c609bce07cedf6415d429b3be08d03d49036f987a13a4c10c4cf' 
  AND (
    token = 'T+DyFY3u7YgbFh3TEsTnCkMHX6d7BngArraBzRKgTQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )