UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/UrrEuY9KbMt7Py/3hy9hSIJbNI2Ug9sfiLE+lH/2TA=' 
WHERE 
  key_id = 'c2a79cf9b38be093d4f93f225cae0a900e55380be613bc22d7189a32af365835' 
  AND (
    token = '/UrrEuY9KbMt7Py/3hy9hSIJbNI2Ug9sfiLE+lH/2TA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )