UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bM7al51f4HpnKu+1tzSumHF+pKBwwC4R+FzJmVEGQtY=' 
WHERE 
  key_id = '23bcca16970bdf6856e0c2482d3767550edbcfea621bf4f8ec8dff88b04f36ff' 
  AND (
    token = 'bM7al51f4HpnKu+1tzSumHF+pKBwwC4R+FzJmVEGQtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )