UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+YyGQ+MsFgQqduHF6bol3U1ffkUvz1hPLk/5jrjYWnw=' 
WHERE 
  key_id = '4a680e7f8fc646b402b36fc26df6590af96f680caae87f1b1aca9dce53a9538f' 
  AND (
    token = '+YyGQ+MsFgQqduHF6bol3U1ffkUvz1hPLk/5jrjYWnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )