UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4UPnF2eJgBw8uZLhtqtF9TBdP7e4vcl+cpFQzEgKbSY=' 
WHERE 
  key_id = '32c4a8d8d100e53dadc65d26bcae0a5f4b2c9509c8428a1c8251ff138212e419' 
  AND (
    token = '4UPnF2eJgBw8uZLhtqtF9TBdP7e4vcl+cpFQzEgKbSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )