UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uc6c9uPthNNqgaOw2YV7ZTeriuUh61UDLi9xRjbfWKU=' 
WHERE 
  key_id = '831b19f8bf038aa91bb7e2bcf08d9383858652b4ae0a868993fd4a6f2ddbea2b' 
  AND (
    token = 'uc6c9uPthNNqgaOw2YV7ZTeriuUh61UDLi9xRjbfWKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )