UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '99r0F6M/V2EqYSTX/aMB2YrXB7JcYUOD/xPcrOoOxqU=' 
WHERE 
  key_id = '75649b87ccd3d5e2e68ee6419a4e417182946335504c4d012658f10af422a609' 
  AND (
    token = '99r0F6M/V2EqYSTX/aMB2YrXB7JcYUOD/xPcrOoOxqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )