UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zS3qWVGVYtXi5HVWbCf7iEiteV14kiPAn3CpqwHy5UA=' 
WHERE 
  key_id = '6de07641aeba14f474e50cadc3c9d3c6171d6417f91e358599dff4fdca20a329' 
  AND (
    token = 'zS3qWVGVYtXi5HVWbCf7iEiteV14kiPAn3CpqwHy5UA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )