UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MhKdCOEwJizho1ZYhhWwF/LUsf6T9yofGRt8CM9OhgM=' 
WHERE 
  key_id = '3f0d79505ca4a24e5a90abe4e00b3a993481ad811e2be25d061005e69a8f7218' 
  AND (
    token = 'MhKdCOEwJizho1ZYhhWwF/LUsf6T9yofGRt8CM9OhgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )