UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ccMfSiyyS/Uac+GOeMqmMmUcHwfC5V6cPDkNrsWaihI=' 
WHERE 
  key_id = '4a654a43c963c7da3635167bedcc5a334a02b34dd1731283c1ee3d98a1e06f78' 
  AND (
    token = 'ccMfSiyyS/Uac+GOeMqmMmUcHwfC5V6cPDkNrsWaihI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )