UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D+LEXw3E9R7t59SePPq9egYaRBeXXJcqtxHI85z93BU=' 
WHERE 
  key_id = '91ddd54291dc22078f1194a73ced8cece6d256593863f0849735ec96cc08e612' 
  AND (
    token = 'D+LEXw3E9R7t59SePPq9egYaRBeXXJcqtxHI85z93BU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )