UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tOh9iUe4eKS+k79WKxHg+NHW79DUquOEzaF1CP8/iSw=' 
WHERE 
  key_id = '3838c7e2081a619d1710d5633024278abd8754af3576059b3605ec41c5d97637' 
  AND (
    token = 'tOh9iUe4eKS+k79WKxHg+NHW79DUquOEzaF1CP8/iSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )