UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5EkhWSdPuGdNduAEt8g9LtdIlS3zcl5oz35PK3iiF9Q=' 
WHERE 
  key_id = '31164eb6d8922721d23448328f95580f678d628178a1985a4b1cb4101f5d6d8f' 
  AND (
    token = '5EkhWSdPuGdNduAEt8g9LtdIlS3zcl5oz35PK3iiF9Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )