UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZxkcRzM/JilOmJOCbXqITiLPVk28QsZpPF8NzYJ9niQ=' 
WHERE 
  key_id = '4a51bebb03ffa890f3b6d4453abe3f7bb50ddad55d98da77a706932e5c5f5cc2' 
  AND (
    token = 'ZxkcRzM/JilOmJOCbXqITiLPVk28QsZpPF8NzYJ9niQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )