UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4fZVzM6qOMCOJ8JEfH1BubZFIo6M5ht61ceycqcL4uQ=' 
WHERE 
  key_id = 'fe10e009a1e5c0ef71c0ae2b63f6dd91b9a8ae711bdf16dcadcf3437442250d7' 
  AND (
    token = '4fZVzM6qOMCOJ8JEfH1BubZFIo6M5ht61ceycqcL4uQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )