UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W0VmdstDdN6o89RSRpb8f094nVlMFmjz97gK06jqVmQ=' 
WHERE 
  key_id = '24e2c669581fca3fd5839d41a2dd43a3a6ea71c8aceaf97811e45c5588e47412' 
  AND (
    token = 'W0VmdstDdN6o89RSRpb8f094nVlMFmjz97gK06jqVmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )