UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qh+ONeu6hjYHpgoyJ5nCfYPMeF95BhwReDrsfX+bBAY=' 
WHERE 
  key_id = '8ff220cfa06e10d4295c286063f3f200e9b8d241e588f504053fc2d97ba2a635' 
  AND (
    token = 'Qh+ONeu6hjYHpgoyJ5nCfYPMeF95BhwReDrsfX+bBAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )