UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9D3RaH6gWrRkBdQVUOZaEH2/4cgMXy7zjbI04lECUyc=' 
WHERE 
  key_id = '76c92eda32dd45c1ed0832b0cb7dc3a689996cffcac3b0e6a267448f393f770f' 
  AND (
    token = '9D3RaH6gWrRkBdQVUOZaEH2/4cgMXy7zjbI04lECUyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )