UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b/dqnrJDPobdkTFM1ygbdbAEFqRivEClwelTqnwYflw=' 
WHERE 
  key_id = 'dc9ce827204654dbe906316e4bde250c82345e56d8b80fc9b7ad35a7a8ec8fe3' 
  AND (
    token = 'b/dqnrJDPobdkTFM1ygbdbAEFqRivEClwelTqnwYflw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )