UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gKzLILx+wvRABpJ1r9SpG2jhsQBzXXWfTaCNFXgl4Zg=' 
WHERE 
  key_id = '81b62a986e62cfb52520cb59a87d108d0120b153e68c5c0722b0eb0368506e30' 
  AND (
    token = 'gKzLILx+wvRABpJ1r9SpG2jhsQBzXXWfTaCNFXgl4Zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )