UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nwi5xPVWaGcO+SCTpmqDOLTCFONIud4qTlWZBWOOkL0=' 
WHERE 
  key_id = '9983e89e93886ada4eb56921c63c6232640e8589ffdc22ed3ae56d652a3a468d' 
  AND (
    token = 'nwi5xPVWaGcO+SCTpmqDOLTCFONIud4qTlWZBWOOkL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )