UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VOF9M/tRyBD43zlCEzdXQc9PcmkWNgcaotvAYZCzLUU=' 
WHERE 
  key_id = '6d4443271c002142d50a33f89e4a1460074d81c6d1e780b4014dd859d080ffab' 
  AND (
    token = 'VOF9M/tRyBD43zlCEzdXQc9PcmkWNgcaotvAYZCzLUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )