UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6Epers18eoTCFmgbHMjJGVXAuExy1CtQWViFP+HjlM=' 
WHERE 
  key_id = '7f44afb811a0099c3d10c7766e0773005f53d9690371c3393bce702621cdf00c' 
  AND (
    token = 'n6Epers18eoTCFmgbHMjJGVXAuExy1CtQWViFP+HjlM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )