UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6WYSxqUnPT8oSzyV3D8HC5Fwbc7UOUUfwLxSKuuyUQ=' 
WHERE 
  key_id = '9f8c0b917fb8fffa91fdd2701f067256f690016dc188fa1752b260abf1261ca5' 
  AND (
    token = 'a6WYSxqUnPT8oSzyV3D8HC5Fwbc7UOUUfwLxSKuuyUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )