UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iMv92wDf6SAMZ62WC7CfBDqmSCWUprHFQDzCzt5eZ6w=' 
WHERE 
  key_id = '302c72bc348e7024de31e1e254922a5a2b1848a6cc679e4ce11402debdaa603f' 
  AND (
    token = 'iMv92wDf6SAMZ62WC7CfBDqmSCWUprHFQDzCzt5eZ6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )