UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nDkBiEDYZgkL1UcFOc8/glOrmjbposGTdYIA9UGA8mA=' 
WHERE 
  key_id = '6d4d1785727d144601f50c0545d74e5b0ea22e330f32373c46d8bcca744488d2' 
  AND (
    token = 'nDkBiEDYZgkL1UcFOc8/glOrmjbposGTdYIA9UGA8mA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )