UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RsV0dwbdY2TqzleqQrA13ecyNdc4Xf2SBeMfmv0QYtI=' 
WHERE 
  key_id = '83544eea7e0d028dad5f5a45f0e69079c383d2dc05ed3663a58556d3618cbaac' 
  AND (
    token = 'RsV0dwbdY2TqzleqQrA13ecyNdc4Xf2SBeMfmv0QYtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )