UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9jGmEFDH9fURyXYZhQCUYkEynEDgKG6UnTYlwpSVwAg=' 
WHERE 
  key_id = '51fed22628b125b6d5e49f8d15f7b4105745ea78f19a51637b66de0303048a4e' 
  AND (
    token = '9jGmEFDH9fURyXYZhQCUYkEynEDgKG6UnTYlwpSVwAg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )