UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S9TR+n0CHloBDR1jJH7zYhBm2T54UYUmePYrmQE+Xw8=' 
WHERE 
  key_id = '93983562dc6bf302c4a861d182b3ae39281ac43ae0b491fcfa9d403377992ac5' 
  AND (
    token = 'S9TR+n0CHloBDR1jJH7zYhBm2T54UYUmePYrmQE+Xw8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )