UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DI4sCeLy1JCEkqwmJM4VeqcrIIiBg6LnYKNDsiafSIw=' 
WHERE 
  key_id = '15ffb8f0667024ed1370cc6339f92b009676f29b28a6b841a0fd53a3017bd9bd' 
  AND (
    token = 'DI4sCeLy1JCEkqwmJM4VeqcrIIiBg6LnYKNDsiafSIw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )