UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PG7RteaUE2G25WrMz9J+fhe1IkfVvzrxn/PunPDEZF8=' 
WHERE 
  key_id = 'a4de215da1ba8918f977833187b6952d045c78a37b7a52a9c6355c6c35a023e7' 
  AND (
    token = 'PG7RteaUE2G25WrMz9J+fhe1IkfVvzrxn/PunPDEZF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )