UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q9fzwONyeHzzgya4qdK3lSkt8iYfGGsdqseRdlrnGi0=' 
WHERE 
  key_id = '78328291e9c2d0c6c268f98976f1a80c70b9025ac55abc9fb4aac781cf8fdfc1' 
  AND (
    token = 'Q9fzwONyeHzzgya4qdK3lSkt8iYfGGsdqseRdlrnGi0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )