UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DkO2hKD5Xk9iktUseq1cPfQpDkZwAPX9tC3ij+W4GdM=' 
WHERE 
  key_id = 'db45eb67b2bfdf191c4c508ec5c17b97b97fbf144028c47f24d40a1e96201a19' 
  AND (
    token = 'DkO2hKD5Xk9iktUseq1cPfQpDkZwAPX9tC3ij+W4GdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )