UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkScMmRz0tTvkuBuEgv5j/vEJfZ61JRdNH6n2z50OGU=' 
WHERE 
  key_id = '848bd97cd8695768c5e242abc99be2e15cfec9bbd51e409f122d316148db9b9b' 
  AND (
    token = 'nkScMmRz0tTvkuBuEgv5j/vEJfZ61JRdNH6n2z50OGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )