UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMJmPnNtZb1agimuAlTSROyrJgurRxikthEDcuyynEM=' 
WHERE 
  key_id = '4bf7cefcba6149ee4e9572278bba03dd305026627176b8d47eb941b09d7f3689' 
  AND (
    token = 'vMJmPnNtZb1agimuAlTSROyrJgurRxikthEDcuyynEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )