UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6eqd/Rx/XU+nDfJwO5DW4CXOv4GKYphmxTi4bzoOG0=' 
WHERE 
  key_id = '8484fa1d09aae17fd45d91d6b579a86609079c98e00a1f48d31754f5e3af2ff7' 
  AND (
    token = 'k6eqd/Rx/XU+nDfJwO5DW4CXOv4GKYphmxTi4bzoOG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )