UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gRKUAk6Ty5GmJu/8lI1N9H0BiVyEoHT5NeOZY1jQgSI=' 
WHERE 
  key_id = 'b538a829ffb535370dbbbee0368e0448d402b3b039a9e3ac88e7f89e4b66ac81' 
  AND (
    token = 'gRKUAk6Ty5GmJu/8lI1N9H0BiVyEoHT5NeOZY1jQgSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )