UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yyl94vripje7hJV01bMZHtHtTiXAQTEl5kpmVkY6VSM=' 
WHERE 
  key_id = '294398745ddc1f972499ca8a174e65ea7752de12835e10d5d862bdb225ea9e21' 
  AND (
    token = 'yyl94vripje7hJV01bMZHtHtTiXAQTEl5kpmVkY6VSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )