UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKTw5vNxPNjtR10hC23ItrpNvSBjTGXpLoGI821+1+0=' 
WHERE 
  key_id = '4fea3882a8b00f393ef1a1db872c4e99b2eb20202e7f0e4f7b5d8a6386430be8' 
  AND (
    token = 'nKTw5vNxPNjtR10hC23ItrpNvSBjTGXpLoGI821+1+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )