UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DuTP6hbdjNhH2nShs2gqQJqZFUsL3hyBUU6mywK9wqs=' 
WHERE 
  key_id = 'bf5652ac5934b717c208d0121d37c8f9db7b07a83273c9419148660cfceef72c' 
  AND (
    token = 'DuTP6hbdjNhH2nShs2gqQJqZFUsL3hyBUU6mywK9wqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )