UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yRwdqX93KsEEMERD4Tqoki9jJ68FGwgKYd1kFv21PYQ=' 
WHERE 
  key_id = '82843ea4fd94ad99a47098df36f91ffc28c71981e757f56a6f08864046910f18' 
  AND (
    token = 'yRwdqX93KsEEMERD4Tqoki9jJ68FGwgKYd1kFv21PYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )