UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZw7uxbQweQCoRpmCYeCSWlsmbbgDOFXZUEIf8khGnQ=' 
WHERE 
  key_id = '684f3c4daee661678d7c767a8b176e542fe3a9d4960a69d44c0281c2e29ede41' 
  AND (
    token = 'pZw7uxbQweQCoRpmCYeCSWlsmbbgDOFXZUEIf8khGnQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )