UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6ZIsDXmtnv+MWUdLe4aOo/OySau55rycGPMhAzsasQ=' 
WHERE 
  key_id = '1b568d34e93a6ad96174e522a0c25bbd373dc8e0d303199d5863f9c931bf1e94' 
  AND (
    token = 'n6ZIsDXmtnv+MWUdLe4aOo/OySau55rycGPMhAzsasQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )