UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u9Q6NdlQBkbQVXVlGWAwqXCvH4MVUpzoVaKKp8MGW44=' 
WHERE 
  key_id = '49da412e1288aa382e814da49c5e2c5933edb400549c5676f64113e884178e36' 
  AND (
    token = 'u9Q6NdlQBkbQVXVlGWAwqXCvH4MVUpzoVaKKp8MGW44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )