UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dzMt/P2g9xVfSzUAtROOLXWhwzkAkKsfROvZmSP+i+A=' 
WHERE 
  key_id = '3b99e892583b8d81fb3b033303f1e8946a5a47fe9103b7703c6739e25384f842' 
  AND (
    token = 'dzMt/P2g9xVfSzUAtROOLXWhwzkAkKsfROvZmSP+i+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )