UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'reqo1sijjQo8XWIpfVD1djCpIuUxdGvs+aFG/dE/yjk=' 
WHERE 
  key_id = 'b497a1cee6237d75d59ccdf33a35d954c472b21de70cb1d874891d36b2d33903' 
  AND (
    token = 'reqo1sijjQo8XWIpfVD1djCpIuUxdGvs+aFG/dE/yjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )