UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6r3krzNOp4VnjPBivVkqx9IwOPi5+zVcYt+fnDhN/kY=' 
WHERE 
  key_id = 'cf97a2104bef212f0e11dfc65037c4b2c16b0aed814e20a5559b576d4e9849c3' 
  AND (
    token = '6r3krzNOp4VnjPBivVkqx9IwOPi5+zVcYt+fnDhN/kY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )