UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yy5fQB52P696Tm4mTGpC7KaUUPo7VmltR6UijsSmQ/k=' 
WHERE 
  key_id = '1956b20e65deeb4aa525783e008afc1a3a2bc14592697ee7cc4de75672cad3ab' 
  AND (
    token = 'yy5fQB52P696Tm4mTGpC7KaUUPo7VmltR6UijsSmQ/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )