UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G9+qCFEJU0GM87lt6hJARQajq+uAyHTU7T5q6mqnJwc=' 
WHERE 
  key_id = 'f628694c5542b761315b054073816808679b5baa93487ad7787a4c781fa5b5e7' 
  AND (
    token = 'G9+qCFEJU0GM87lt6hJARQajq+uAyHTU7T5q6mqnJwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )