UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nb3s8OkxC/8ZX4ehcxlNdi8EHqFDx4r4T7hubJs0BM8=' 
WHERE 
  key_id = 'ffb70f9f09d09c97ae8db2b9565b2cf4c9e258ee3734a51fe6028286cbb04f9d' 
  AND (
    token = 'nb3s8OkxC/8ZX4ehcxlNdi8EHqFDx4r4T7hubJs0BM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )