UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AxDUGC4oaY1+3V8BcJgb8CNoM7pYfoRpVq3XmUp/SO4=' 
WHERE 
  key_id = '29855211a51453315c54b616d962c6a0327c4c5c68c1299f5112d4a53808f40f' 
  AND (
    token = 'AxDUGC4oaY1+3V8BcJgb8CNoM7pYfoRpVq3XmUp/SO4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )