UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iUP295EXeXQlVDG8JaOuuGbr3Cb2zY8TvvqBz0BkAuk=' 
WHERE 
  key_id = 'a534968961e754e8568864adcdd69a36185b38425eb93d1cd9932f32ae615642' 
  AND (
    token = 'iUP295EXeXQlVDG8JaOuuGbr3Cb2zY8TvvqBz0BkAuk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )