UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fc/wjn8TwmCbKt4GPgNi/o1yuufPjBGspxHLZE7r7b0=' 
WHERE 
  key_id = '38c0987be7c21efc3764b32f3985b9c1f5067f68f5c7cdb69e1e43976846aa2d' 
  AND (
    token = 'Fc/wjn8TwmCbKt4GPgNi/o1yuufPjBGspxHLZE7r7b0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )