UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXtMZ+Kc6VLs44buLiyoVUSUoLynnPpXkALWlVSmXp4=' 
WHERE 
  key_id = 'b3451227902abc15be2e89454621f1ef841013f198435d8ccb09dfb8bd902cd0' 
  AND (
    token = 'MXtMZ+Kc6VLs44buLiyoVUSUoLynnPpXkALWlVSmXp4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )