UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oqhfMkWzBETnTKN52liPyzIEMVcJCJ2fV6Hw5p3VAds=' 
WHERE 
  key_id = '3276c40325c332d572f0c190b40c886f572482a85b8f5c33e53deb98abaa7f27' 
  AND (
    token = 'oqhfMkWzBETnTKN52liPyzIEMVcJCJ2fV6Hw5p3VAds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )