UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ax8GjAM+duI0W4ubWEkGlU3PQaKTU0Zz6Fr8KCRuin4=' 
WHERE 
  key_id = '56be45b7e8a84ce0bac080a70589f79d5f9578bd4c3d2423003a2800c86d6a92' 
  AND (
    token = 'ax8GjAM+duI0W4ubWEkGlU3PQaKTU0Zz6Fr8KCRuin4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )