UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yn2bzBz3xAoq84ZNKg314pU+NEeTrReU4X38RoDaaRc=' 
WHERE 
  key_id = '390bb73921e34510d317acffce49e374f349535f3af4941a650f3ed26caaab49' 
  AND (
    token = 'Yn2bzBz3xAoq84ZNKg314pU+NEeTrReU4X38RoDaaRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )