UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmXs/1CDYIvDt9luhClmEaLf9tqv0U4H70rEquPvEhU=' 
WHERE 
  key_id = '46498ebd3d33fb72b8b69f314e743adf5ff8b693fae0f1705e954c5c490fe65e' 
  AND (
    token = 'EmXs/1CDYIvDt9luhClmEaLf9tqv0U4H70rEquPvEhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )