UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qzsd2BkVhTJWf1EeXFFEfIk64a4NRW+ybr5cYPKsNtE=' 
WHERE 
  key_id = '6ae754545d4d96ba669164a55dec60d4d406bcdfa2bd616dfd4b7b68386df38d' 
  AND (
    token = 'Qzsd2BkVhTJWf1EeXFFEfIk64a4NRW+ybr5cYPKsNtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )