UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QavQ6YCfehW0ZpCLSwRquyl0mP1NF9nuypZiVS/ce2E=' 
WHERE 
  key_id = '3821d9bd65bd8ef1f9d0d6b0405274e49e2beab8388310816c278d69a4d78b3c' 
  AND (
    token = 'QavQ6YCfehW0ZpCLSwRquyl0mP1NF9nuypZiVS/ce2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )