UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yv2smc018msHzHvfwKEztsXKJVp3N1lrDxPrlKfSyoM=' 
WHERE 
  key_id = '81833b7d69723469cc518874e801981f4eeb665d27f6de926ea6ddbf2a3a7e23' 
  AND (
    token = 'Yv2smc018msHzHvfwKEztsXKJVp3N1lrDxPrlKfSyoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )