UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '23L6Vz9uHYVgp3tgkAK+4w4wr90IYNefFBrT5/Z6uP8=' 
WHERE 
  key_id = '4f642c0eb68b925caad3981c03ed4dc9e8743fd688374714288202082ac06b40' 
  AND (
    token = '23L6Vz9uHYVgp3tgkAK+4w4wr90IYNefFBrT5/Z6uP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )