UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lL2ujKx0qCx0I8ixHYnukLJqGhiK47KB7ZAOcMMBhHA=' 
WHERE 
  key_id = '8c55855ef23b2547891ef9eea78c216cdbf971bab61a8e25b171db266804740e' 
  AND (
    token = 'lL2ujKx0qCx0I8ixHYnukLJqGhiK47KB7ZAOcMMBhHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )