UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/A4DoG7QTo4Y9XJbJtfLIAJP1fckZnXfE4GFQCgPpM=' 
WHERE 
  key_id = 'b5ff323bbbfa76517e5f326c4c7c9714b039631780a6d604fbeb6f32c44cde90' 
  AND (
    token = 'n/A4DoG7QTo4Y9XJbJtfLIAJP1fckZnXfE4GFQCgPpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )