UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rgIBUBnyiSQtUpq4tuyT0mrxqsaJdsh7YweCFcLso0g=' 
WHERE 
  key_id = '1523b1f2052096b94473e3328b98fa47e88db688a411870ad6d4d89c9aeca08d' 
  AND (
    token = 'rgIBUBnyiSQtUpq4tuyT0mrxqsaJdsh7YweCFcLso0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )