UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blOAHVGdoeGyX7s3jEPmqtEycqpQmnLrfgdpfYOiogs=' 
WHERE 
  key_id = '314920086ee6d703ea132aa538622f49a94ddb4a8443c6c92da115dae7679b10' 
  AND (
    token = 'blOAHVGdoeGyX7s3jEPmqtEycqpQmnLrfgdpfYOiogs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )