UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zdVNIBMY2V6+B7v16ypbbL+jskvsHYJVTSxHYUCPelE=' 
WHERE 
  key_id = '6b1fd58b261b9d28cb436e235d9d27a8c094a91a9117524874866c85889dd471' 
  AND (
    token = 'zdVNIBMY2V6+B7v16ypbbL+jskvsHYJVTSxHYUCPelE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )