UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tYUONvUzqprq9N6NoLqb2djfl3vhlMzyitKYs0jSrOI=' 
WHERE 
  key_id = 'b6371181d8e4af5116d7af6fa30b997e9f500c92a1954d552157744a5972453c' 
  AND (
    token = 'tYUONvUzqprq9N6NoLqb2djfl3vhlMzyitKYs0jSrOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )