UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XDn9Ie0eFTEBABUngeJwfB5tq0z1M0JuLeIz5W38eXQ=' 
WHERE 
  key_id = 'c58477e85349c462de7edfeb942f6bf793ce448e2a5396aac7e9334c99d35a2e' 
  AND (
    token = 'XDn9Ie0eFTEBABUngeJwfB5tq0z1M0JuLeIz5W38eXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )