UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hRjgtLwUiIeucMB17wjoKlAmXhLskZW2qxwjPmm8CK8=' 
WHERE 
  key_id = '6f46991476e036cda22b7f8ed35f6bf4aa4053a8c8b7b1a04c0897df0f4f2e9e' 
  AND (
    token = 'hRjgtLwUiIeucMB17wjoKlAmXhLskZW2qxwjPmm8CK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )