UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MLDdU3xmTgoEC06UaElATmjxt53w8sC3osBmZ0wq5SU=' 
WHERE 
  key_id = '6b0047487c55ac1ff6ce10139c9277bf798abb6455106c985c53eba2d543b641' 
  AND (
    token = 'MLDdU3xmTgoEC06UaElATmjxt53w8sC3osBmZ0wq5SU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )