UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exyWmde0iyI7F10gKASxtHntPTOch9NKPMei0+RD4/Q=' 
WHERE 
  key_id = '4678a57bba8a843c4a66dd48380b238210c0ae258f627b3462ab5881665f503a' 
  AND (
    token = 'exyWmde0iyI7F10gKASxtHntPTOch9NKPMei0+RD4/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )