UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XrBhzB9wv/lbm0nwUM5Oc5JciTRB31Lx0/UcUrG9wcs=' 
WHERE 
  key_id = '598a4c13737ca6545c5add6def6c9aec1cc155fdaf77b55bf97fcfece9cfc2ac' 
  AND (
    token = 'XrBhzB9wv/lbm0nwUM5Oc5JciTRB31Lx0/UcUrG9wcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )