UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O0vlf9GjdWXnEj1FoWc7F74oDkvLXmWFhs645ZK9jZY=' 
WHERE 
  key_id = '6dc4c118b0ab802c4c9254b148521f11582f5225509f1fc65bde26e67e6f2841' 
  AND (
    token = 'O0vlf9GjdWXnEj1FoWc7F74oDkvLXmWFhs645ZK9jZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )