UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6r6+aUywUlOWqIqQk5A/me+baxYfd346Jbj6B48CHY=' 
WHERE 
  key_id = 'd38d6288f8e9d562496396b23379beec40b462e15bf2a1eb8b74711a20e1d791' 
  AND (
    token = 'U6r6+aUywUlOWqIqQk5A/me+baxYfd346Jbj6B48CHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )