UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMbeQyhOQDCzuv0oPms8Wr68EcTW34p5lF2BJpkVzjU=' 
WHERE 
  key_id = '4e137368246a9be15f5e82499a18dc253451b89ae772fbd96c92105a0b6bc89c' 
  AND (
    token = 'PMbeQyhOQDCzuv0oPms8Wr68EcTW34p5lF2BJpkVzjU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )