UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KDzDcr7IQACFVaEYgHBPKjw/5imuEb60e188qcIsOWo=' 
WHERE 
  key_id = '3ce29e4588340634d6232be190b649af12a3dc5116f2a8c3ad2f575a5d502094' 
  AND (
    token = 'KDzDcr7IQACFVaEYgHBPKjw/5imuEb60e188qcIsOWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )