UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ofl8Nsxpcn42VzkierI83VDN5uE4nkVYoJwobE6pIlo=' 
WHERE 
  key_id = '5a4d851951c47c198a9e8b915e040035773cbddd0aa733aa879c6a067b0375a0' 
  AND (
    token = 'ofl8Nsxpcn42VzkierI83VDN5uE4nkVYoJwobE6pIlo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )