UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnCzrcWMoeYoZUT0xHiBKNiTshhDpNVJXtyt3tTDEtk=' 
WHERE 
  key_id = '2076075a0c6ec28dcc8e575294f1988b5aeef0534a30fe0c6196a607fa98ec9a' 
  AND (
    token = 'tnCzrcWMoeYoZUT0xHiBKNiTshhDpNVJXtyt3tTDEtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )