UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JwNC+I/mPuulJyAF7pgMoCChMqwLdhoQvRzGjVjmdxc=' 
WHERE 
  key_id = '6950fc1bddfc037a962e0854a7eca1abce2ef42f6be25e14b12d2f162e02ee5e' 
  AND (
    token = 'JwNC+I/mPuulJyAF7pgMoCChMqwLdhoQvRzGjVjmdxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )