UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2bx3kPvDzutbvmidoQqKfmCFyXFmp0Qxrv/kqq6bIxU=' 
WHERE 
  key_id = '68c61aef2cbd30a4b5291e38dac8a33a183fb3866055bddad2993b43a07dc9c6' 
  AND (
    token = '2bx3kPvDzutbvmidoQqKfmCFyXFmp0Qxrv/kqq6bIxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )