UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '29BB4uFQt35wX7Z5eOTPZqiake4795QSeWqtmPQLBWg=' 
WHERE 
  key_id = '3a94e6a14364e4688ba8bd43faa7622b59aa11fa20769f59c644d206cde2c5c2' 
  AND (
    token = '29BB4uFQt35wX7Z5eOTPZqiake4795QSeWqtmPQLBWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )