UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtMGpUs4FKA4BH9zMVE0YIukyrjEXWwrDCHCP2Y2rIY=' 
WHERE 
  key_id = '77abc47f19b655f1e3f878207c365589110061b79a6e75ff49ff5177109e416d' 
  AND (
    token = 'RtMGpUs4FKA4BH9zMVE0YIukyrjEXWwrDCHCP2Y2rIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )