UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '56EpXin4byVWjzLTbBQb17vHveaz7IfScwmhtemKg50=' 
WHERE 
  key_id = '951be6a4be00c287aa909778afed916f49551d7e113117d041231265f9064d3a' 
  AND (
    token = '56EpXin4byVWjzLTbBQb17vHveaz7IfScwmhtemKg50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )