UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uA0pe+kpCXyI+zU0xON5L9yNw66r+Pk8JUn8gQR+tbc=' 
WHERE 
  key_id = '2fab6a6fc4117f693480180370072ca5c0e7b19fc35a018ff7cd7b18b3dc3e7a' 
  AND (
    token = 'uA0pe+kpCXyI+zU0xON5L9yNw66r+Pk8JUn8gQR+tbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )