UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4gh5seiav5unGVBsFNmJohtC2GbYOZK4W25iwMyvg4Q=' 
WHERE 
  key_id = '34ad96a8d1929d6a74b307637021753ab0736a4f98a7b08af49c3fc6acb37f3a' 
  AND (
    token = '4gh5seiav5unGVBsFNmJohtC2GbYOZK4W25iwMyvg4Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )