UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IC4wHPpi5uSifLOkCxNfZKIIKlA7dAaQM+MK0MSSU+o=' 
WHERE 
  key_id = '49be637a7c40d077fbcbf9b9682ac2fbcc75f735b8591742f3ec9c9dc3c61189' 
  AND (
    token = 'IC4wHPpi5uSifLOkCxNfZKIIKlA7dAaQM+MK0MSSU+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )