UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Czh9//rfOBiQXZCo7VzpKciSdKMnV/MZWhsPn/RoXe8=' 
WHERE 
  key_id = '8c832485a082f3c2ec32ebc2edae47ef1c33956fc2409073aae877a609f78d99' 
  AND (
    token = 'Czh9//rfOBiQXZCo7VzpKciSdKMnV/MZWhsPn/RoXe8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )