UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LjOkjEVdNQOzb6M0MNmVyZ6ypPRejA4tyMBRt86DZEY=' 
WHERE 
  key_id = '7d823108c1dde72bd614d5c767493ab30bc782fbc5a796a1bdac981a684a82d5' 
  AND (
    token = 'LjOkjEVdNQOzb6M0MNmVyZ6ypPRejA4tyMBRt86DZEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )