UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BQC1WAphVFQUlcjqWHa1nKCGYVKJ1OqSNJmak38JlAE=' 
WHERE 
  key_id = '2e56a04a53c72a20aa33af7056bfece490640bf456ad3d0aabc38e034aa380fc' 
  AND (
    token = 'BQC1WAphVFQUlcjqWHa1nKCGYVKJ1OqSNJmak38JlAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )