UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nOH/WLOMeqk/9rMvRZNFqUx+c8ddNWCqIVyrus6ribY=' 
WHERE 
  key_id = 'e68186a3c8497fa132c289cd54f74cafafd02da23f736429f235522331d9e881' 
  AND (
    token = 'nOH/WLOMeqk/9rMvRZNFqUx+c8ddNWCqIVyrus6ribY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )