UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ypN/KTX39Yvtwqr1Ffb76IvJwCpDXD+29Uc073Kokrc=' 
WHERE 
  key_id = '2c9e66be269987ded26e688886339293163be0be0cf88c6947ff7c578335236e' 
  AND (
    token = 'ypN/KTX39Yvtwqr1Ffb76IvJwCpDXD+29Uc073Kokrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )