UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RlfYDAht4zx6e4E54yKinxeOxQbsdj/Mm0xIyV2HEo4=' 
WHERE 
  key_id = '83964f9f40aaeb2ee03b1701753efc82b37b46ffaeedffcd450c9809a89378c5' 
  AND (
    token = 'RlfYDAht4zx6e4E54yKinxeOxQbsdj/Mm0xIyV2HEo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )