UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gmjSb7hIDQtkpnXVUPr9y/+ca/LLwHPEmRH6rKZiFsw=' 
WHERE 
  key_id = 'e97edff441e51ef34d02dbdc6f0b337818884792c241a8bba4749ce39bd2b038' 
  AND (
    token = 'gmjSb7hIDQtkpnXVUPr9y/+ca/LLwHPEmRH6rKZiFsw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )