UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S+Cb+SPCv835RByrCu+6UV3fNtguywclWxrIob1dh14=' 
WHERE 
  key_id = '15cf6aee1124394cc04323d65ee78f60a9fb48a4a4b9dcb24b8554dd4e63a7df' 
  AND (
    token = 'S+Cb+SPCv835RByrCu+6UV3fNtguywclWxrIob1dh14=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )