UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KPCAcDuhwgGdzNORLXAvHUx1pswHdh2SBLGRQEngQBY=' 
WHERE 
  key_id = '3b3f579c9a586ef4e91904702f2938c31ce9081c3131abe6618831bc444b1d0f' 
  AND (
    token = 'KPCAcDuhwgGdzNORLXAvHUx1pswHdh2SBLGRQEngQBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )