UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r7lBSEnJaB49oQj3LR+WMOsCCX5MzNxMzDl4iX8yj80=' 
WHERE 
  key_id = 'a7c809204c96697d05db716d851c6e2faac117545de23e08826deb8260a0f756' 
  AND (
    token = 'r7lBSEnJaB49oQj3LR+WMOsCCX5MzNxMzDl4iX8yj80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )