UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kTLs34uNvTOeJWnhzlc//U7tfzz5XxWI4e2yjIDKu64=' 
WHERE 
  key_id = '7015d3f235ac22b8a3f4b3a35141a8a254d671de7d877ad83dfa91a1df8418ab' 
  AND (
    token = 'kTLs34uNvTOeJWnhzlc//U7tfzz5XxWI4e2yjIDKu64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )