UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6uC8JF//pN+PVLVJ7eTma9hFMxnykK1YAllTIXPALy0=' 
WHERE 
  key_id = '99a51a034d4f62ad32779fa27c4aa6ceb36380da9c8a937c529aa09cfceb8b56' 
  AND (
    token = '6uC8JF//pN+PVLVJ7eTma9hFMxnykK1YAllTIXPALy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )