UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ueqznAvuJHaQ+SdGh0/F/hEr7CsLHQFtIy+QbKpyCE=' 
WHERE 
  key_id = '4b795647dfecc52d0f2b74eb752352b9908cab17a85bfe1e8c55d1f72ac153e9' 
  AND (
    token = '6ueqznAvuJHaQ+SdGh0/F/hEr7CsLHQFtIy+QbKpyCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )