UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3qhCwFVrX3gkAfbzc6CdaFqrB9Azsu436q3s3qfilEA=' 
WHERE 
  key_id = '51b3555ad50ea3b14f9f82e456cf054f8ebae15c00b80f9977dcdfd523a1d1ba' 
  AND (
    token = '3qhCwFVrX3gkAfbzc6CdaFqrB9Azsu436q3s3qfilEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )