UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EXp2nfs7sjGRk0VLJUXzt+tqCMCoT4llHZunvFZzCSA=' 
WHERE 
  key_id = '3120646db641c9ce6bc70f8a34de53aa7a65243f7a42640710303a7257b8854f' 
  AND (
    token = 'EXp2nfs7sjGRk0VLJUXzt+tqCMCoT4llHZunvFZzCSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )