UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vm1JJsJzQgjB35HewtN3lFg3rerIn2MDej5K2tJeeDE=' 
WHERE 
  key_id = '8cdafd896564d72af5c2d02848d60517a63959e94d5c28d5908959f39b408a0a' 
  AND (
    token = 'Vm1JJsJzQgjB35HewtN3lFg3rerIn2MDej5K2tJeeDE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )