UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JRT7E4BxArkI0NGEwS6md2fDo1WGzPP8cJLxECdrohI=' 
WHERE 
  key_id = '2788c9aa33d46b4c65832c2e87a9d25e051177a3ae3f32bb89a3f6c7f4c1e4c2' 
  AND (
    token = 'JRT7E4BxArkI0NGEwS6md2fDo1WGzPP8cJLxECdrohI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )