UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UIhQtAGisClNgkoTZTApmaHVMET67UqC8UY1KHXhhTk=' 
WHERE 
  key_id = '4d3128c95aba5608889a213bba269c41a4b426aaa69567dc73a11e69f3d2ec43' 
  AND (
    token = 'UIhQtAGisClNgkoTZTApmaHVMET67UqC8UY1KHXhhTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )