UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YWZqGPpUCCseCxNsWFaLjwrxlj0QSx5qvIMqXJfSXu0=' 
WHERE 
  key_id = 'd0fef182bed8dc06aaaa4ff4ed7fc55ee8023912847486691e180b18e3c91902' 
  AND (
    token = 'YWZqGPpUCCseCxNsWFaLjwrxlj0QSx5qvIMqXJfSXu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )