UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'noxTKj7cDzTVYCQ4ve2PWPM/l2DiUE3QdMbmOY5tzkM=' 
WHERE 
  key_id = 'a0cb929793112ffa3779fa8058c070c46c910ddc1796ab468abba2eaa0e6b817' 
  AND (
    token = 'noxTKj7cDzTVYCQ4ve2PWPM/l2DiUE3QdMbmOY5tzkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042