UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MMAgbfRNUde2yebuEsDaBHF542clmEOA77VMH65YlcQ=' 
WHERE 
  key_id = '6f914c505fe25c7df9a40b5e6f99c209cbf5f9f119b83d87b93201a8fc84709c' 
  AND (
    token = 'MMAgbfRNUde2yebuEsDaBHF542clmEOA77VMH65YlcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )