UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M9a+oLK7XG0UfV7ZEv7cV73FQHnnctE517Z/4B1Zeos=' 
WHERE 
  key_id = '02976714e2cddd7a6a66834ca99b63baade3e285f6e4450ded8ca8b76ad06f19' 
  AND (
    token = 'M9a+oLK7XG0UfV7ZEv7cV73FQHnnctE517Z/4B1Zeos=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )