UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yewn5qxNqWoYOmSIBV1JwWqhGU34ImnUpwjcFhi/n84=' 
WHERE 
  key_id = '7a4b7a7a7a03488b9566566b285863432bac7a660baccf8d88eefc6d15467ea1' 
  AND (
    token = 'yewn5qxNqWoYOmSIBV1JwWqhGU34ImnUpwjcFhi/n84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )