UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dUX8MvPW+NafvFOjULY3FeLfj5j2shqqlqaqhc6C/5g=' 
WHERE 
  key_id = '820edf2b94dcd548f96d47ce42df1fb659988cc977e740b78cc136290cf2b41d' 
  AND (
    token = 'dUX8MvPW+NafvFOjULY3FeLfj5j2shqqlqaqhc6C/5g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )