UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WVPkExK43hoVvwXRfsk9kolFQplqxbizCbcbzrZIcT0=' 
WHERE 
  key_id = '835dca24c9c849d1ecb8f47a172233d418c2f5634336f6eb368fc7c7c59637e1' 
  AND (
    token = 'WVPkExK43hoVvwXRfsk9kolFQplqxbizCbcbzrZIcT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )