UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/l5FLYQh0gEd7/Ew2Pvu0sJ/Hpq4KmCkH282s3DaAXs=' 
WHERE 
  key_id = '214aecef103d864de75ff0f056e82e6e82a1e32266fddafe5176cab0b16c5f69' 
  AND (
    token = '/l5FLYQh0gEd7/Ew2Pvu0sJ/Hpq4KmCkH282s3DaAXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )