UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'phQm0PH6Ex6zxJ5hVob9tZlM+5yu9Ah1aOWPLqqFDZg=' 
WHERE 
  key_id = '3c8008491c02b00b1c3a4838ea760d1fa47dc589aa4fdb0ab71e68966cdc9672' 
  AND (
    token = 'phQm0PH6Ex6zxJ5hVob9tZlM+5yu9Ah1aOWPLqqFDZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )