UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't6vUBOUvnLrDVMA8BaDuhvpBvj9WOgKph6k1uwPQEq0=' 
WHERE 
  key_id = '236a86c0dc15127728b8369265ac7f502a35526eb16f6351f3f7d41b83919980' 
  AND (
    token = 't6vUBOUvnLrDVMA8BaDuhvpBvj9WOgKph6k1uwPQEq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )