UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZQS8PSiDxrRN/kjp+qESH6DNzlV1RhxKZlSBQYKl1KU=' 
WHERE 
  key_id = '2734b7217722a4cba9713b29dd3abe0b43b448f223660c684bef53b3790e5185' 
  AND (
    token = 'ZQS8PSiDxrRN/kjp+qESH6DNzlV1RhxKZlSBQYKl1KU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )