UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OmkGngikbzxrPeUgbvaNXHAbkWdUfivlT/FKhRAVEtQ=' 
WHERE 
  key_id = '4d7542efc687321b3b1f6a01b264269871c27241c426a8ca65017b669c2317b1' 
  AND (
    token = 'OmkGngikbzxrPeUgbvaNXHAbkWdUfivlT/FKhRAVEtQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )