UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Mpsxa4Re69/jZMAyN+/KzZYRgY4Z8hKqrni52ok+6c=' 
WHERE 
  key_id = 'a9f5e9ba98a91551eefc5d6111fc77f945ddc853cdb2cf0c675bfde37253860d' 
  AND (
    token = '0Mpsxa4Re69/jZMAyN+/KzZYRgY4Z8hKqrni52ok+6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )