UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'omTykhntgI1qjg2ufbQItJ85JAft+xxDYmgDSSFwLq4=' 
WHERE 
  key_id = 'a95359cde5774db2830914a52931efdfc6bb26340f7192aa51a7ce5e5bf9c9b6' 
  AND (
    token = 'omTykhntgI1qjg2ufbQItJ85JAft+xxDYmgDSSFwLq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )