UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMVl7ChmftpHMGhfeatIhUEMj3xB/jsLhaEaXf0pVpc=' 
WHERE 
  key_id = 'a03bcee8b72c4bea7926eb51d9723f9c9521b518d1cb79f5b865f1a603ed6546' 
  AND (
    token = 'KMVl7ChmftpHMGhfeatIhUEMj3xB/jsLhaEaXf0pVpc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )