UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v1CYnPD/ON2Z15h3Igh+YPsdheMiK1WbYlpuw9aFmXA=' 
WHERE 
  key_id = 'c708cd4bd9bf1f92b920f272112d1907f964963caef4d52e2eac7b9e5f8b56a9' 
  AND (
    token = 'v1CYnPD/ON2Z15h3Igh+YPsdheMiK1WbYlpuw9aFmXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00057