UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CH1/os9j2w0T1EtpDUrJzIq1rpab8b1hwkPuMQS57us=' 
WHERE 
  key_id = '925214bf240c086a61a5f44213f7a95c4601df9d87c0b12cf8b2a75d8c65de3c' 
  AND (
    token = 'CH1/os9j2w0T1EtpDUrJzIq1rpab8b1hwkPuMQS57us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )