UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0LZVKpXRHSlRWKCov6sMmD320Gn93nhnWdxHUCMsvdY=' 
WHERE 
  key_id = '347b778c3abc8a24b9a3a15d5ba57d195b859f47870ea3399a9c311c01b71cde' 
  AND (
    token = '0LZVKpXRHSlRWKCov6sMmD320Gn93nhnWdxHUCMsvdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )