UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'udOqjxakrPSiXvwM16QxSyWkyyE+ACgsBwVBr0TNy/A=' 
WHERE 
  key_id = '15e75a0bf2cccd6da92f63ed05b08fade28eef4a0832f88b84be02db34664be8' 
  AND (
    token = 'udOqjxakrPSiXvwM16QxSyWkyyE+ACgsBwVBr0TNy/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )