UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/2JoazDTFPbTFJiuMKmCo67W+k1t4YryJygnB8GdKQY=' 
WHERE 
  key_id = '13b4611be85d940409f2872302a77d13a8e622e0c9a99f40fb34f68d38a5f9b4' 
  AND (
    token = '/2JoazDTFPbTFJiuMKmCo67W+k1t4YryJygnB8GdKQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )