UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tgMGg6I9E1z9UB5ZPuZpZFXdajcTn5tWffIMiazT5vw=' 
WHERE 
  key_id = '47b5376fe226701dbaff586390038d263aaf7055c21a4ae82acab02bd7bfa527' 
  AND (
    token = 'tgMGg6I9E1z9UB5ZPuZpZFXdajcTn5tWffIMiazT5vw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )