UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'snPOvQp3Zbl31ORbRaU7/VV7OMMU0Nrjw4eSRGQmoMo=' 
WHERE 
  key_id = '915f0ad4e2aade07489fefd79911868a4c503a3905722b13982b588cf8e55e56' 
  AND (
    token = 'snPOvQp3Zbl31ORbRaU7/VV7OMMU0Nrjw4eSRGQmoMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )