UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GBPd0UnRSrcPqU6WZVctUu7IM5jcDNAjqzRPIT0FJkU=' 
WHERE 
  key_id = '53542631af9f26a9e13ce7c29c8b383dc33b25390b54a6ad5d1583627f2646f2' 
  AND (
    token = 'GBPd0UnRSrcPqU6WZVctUu7IM5jcDNAjqzRPIT0FJkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )