UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'scEElnn3PECLYGFSEnIt92pgwWnnh4Zpomeboh8lb1Y=' 
WHERE 
  key_id = '2de8d256beeea5a98fad98e1ae65aefe23c380b02a90a91cd5033e267042008a' 
  AND (
    token = 'scEElnn3PECLYGFSEnIt92pgwWnnh4Zpomeboh8lb1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )