UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6c3Wn0sPDAInI0ZiZKG3BnAWFu6RfJq1CZmN7P0j0vY=' 
WHERE 
  key_id = '93cbb0e56ebd7cbb29edc0e70f68c059e7fb1c9335b86d7df2c577f024447e34' 
  AND (
    token = '6c3Wn0sPDAInI0ZiZKG3BnAWFu6RfJq1CZmN7P0j0vY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )