UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0z4DJ+r7zeLvkgI2cyt0G8rDdAuJGrtOWEEirJdYinM=' 
WHERE 
  key_id = '4e45b8ba83a99d84ba6da4320d5df753d15026ee9ad6797429985e5fb40ef438' 
  AND (
    token = '0z4DJ+r7zeLvkgI2cyt0G8rDdAuJGrtOWEEirJdYinM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )