UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/WUKNoZXtxbY2ZM2xBMP1HhEa4qlx9aiPPqTy4zX8sg=' 
WHERE 
  key_id = 'db68fba54bb2c97e30dd196a51067d45c112807436a67574f1cfe04da2ef4f00' 
  AND (
    token = '/WUKNoZXtxbY2ZM2xBMP1HhEa4qlx9aiPPqTy4zX8sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )