UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tu5oNusKakdxyX9AvoLZgvbryeod5eV9mgluSaPLBS8=' 
WHERE 
  key_id = '540f350889e985002ffe36f8896f570a6a7cb2f8b4044f3b84138aad5b11e88f' 
  AND (
    token = 'Tu5oNusKakdxyX9AvoLZgvbryeod5eV9mgluSaPLBS8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )