UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Y8R2qJCr+mO1M4pD83e6KVEe1ELfc7yWu/BVDU1t2E=' 
WHERE 
  key_id = '50a8a1dba6acbddc384d12798513deed7398d4e451a0e5b87eedf3b5518f659c' 
  AND (
    token = '0Y8R2qJCr+mO1M4pD83e6KVEe1ELfc7yWu/BVDU1t2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )