UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vltR/TFBKODj7bWJfAk3FZbuwRUosTkX43uznSHfVOw=' 
WHERE 
  key_id = '2d281ec5d092df65b590fcd96e58462f44d02e2416c73d56dd93f0595d2510d9' 
  AND (
    token = 'vltR/TFBKODj7bWJfAk3FZbuwRUosTkX43uznSHfVOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )