UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zomv+E6dG1pa2zXUVMMO3OSsWo/JuqixVVQ8Q6GXEa4=' 
WHERE 
  key_id = '31e7ff92865ee09f06b270acf82bd2b9145cbaf164748ea3ac808ca89add6ef2' 
  AND (
    token = 'Zomv+E6dG1pa2zXUVMMO3OSsWo/JuqixVVQ8Q6GXEa4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )