UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pIzYfTVGmhDsZp8BQcAxzQ+4x7nbjjwt1lqQ8HMYulU=' 
WHERE 
  key_id = '38bd765285b1117f0ca196e1bc1ba1c7752e8481f2ae0199076cbde58dbdb51a' 
  AND (
    token = 'pIzYfTVGmhDsZp8BQcAxzQ+4x7nbjjwt1lqQ8HMYulU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )