UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZkdyCAFm1y43ynBJk3kjpqmy1xnOla5ylisU6vRnefA=' 
WHERE 
  key_id = '50147c44a6dba7cf12d0be29d70f9a1de5fd6bab98c166b0157483ab2e657c65' 
  AND (
    token = 'ZkdyCAFm1y43ynBJk3kjpqmy1xnOla5ylisU6vRnefA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )