UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ej2CUu8Bjdv1GtbKpQ6yPK3tTfu+mmJcobFw4JLPBVk=' 
WHERE 
  key_id = 'e4aec9d9ae75d8e1139fb30f022bde059154aa80c5494260b3aa60ef01b936a3' 
  AND (
    token = 'Ej2CUu8Bjdv1GtbKpQ6yPK3tTfu+mmJcobFw4JLPBVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )