UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd5+d8Csd2eB5cgcPGTi4JLuazOHm9yBxwfGuHWbzD3Y=' 
WHERE 
  key_id = '9db9eb9ef9428f33ff1739d957d8748db841a77ac22e922146751132a3de0165' 
  AND (
    token = 'd5+d8Csd2eB5cgcPGTi4JLuazOHm9yBxwfGuHWbzD3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )