UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x8QgzD4BtWZtOZoi9/CfNYq61LzjTB37ujLsPJBu9w8=' 
WHERE 
  key_id = '4ba286c3b5e3bd675ec544599a9c699c02ea565439f8afd3244b751203abe4d3' 
  AND (
    token = 'x8QgzD4BtWZtOZoi9/CfNYq61LzjTB37ujLsPJBu9w8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )