UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Db6902kj2wcOHFfgWkZLTwOB1p6PlwwELbjZ6Raji4=' 
WHERE 
  key_id = '0518e8799d4b90f4ef4b338048dad81c823ebe366b804040306f9e84d7531250' 
  AND (
    token = '3Db6902kj2wcOHFfgWkZLTwOB1p6PlwwELbjZ6Raji4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )