UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6z7fq6qb953TI1QLaEo9xJ5zL7GP203HIwBj1WqbmY=' 
WHERE 
  key_id = '202bbdee03ca2d653e7cfee1a1fc2cb9be6fc19df68145c994769e2fdee54628' 
  AND (
    token = 'u6z7fq6qb953TI1QLaEo9xJ5zL7GP203HIwBj1WqbmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )