UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7/cPWgr3dtZR1L9Bq+/WlzGJwXOLbvjED8FkZkSMb4E=' 
WHERE 
  key_id = 'd849f68b63bb21984f530f56bc2d6920ea031891c1544159dd5e0cebcea95940' 
  AND (
    token = '7/cPWgr3dtZR1L9Bq+/WlzGJwXOLbvjED8FkZkSMb4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )