UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i/LtDc5UjLsHX7dSOKjpq3XqTv3uhvyQpV4h9Bq4ioA=' 
WHERE 
  key_id = '3e2f438ed41f58497a50e998cc4a2506e270fe9a0958d5eb7b4bc41ef8bda2b3' 
  AND (
    token = 'i/LtDc5UjLsHX7dSOKjpq3XqTv3uhvyQpV4h9Bq4ioA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )