UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Evb7qNHWJOKD974mMMhbx6ap5Z5yGnpgWRzKdnZLCoY=' 
WHERE 
  key_id = '2d967ed6f4e74b012b12062b023fb781a8aa22108ee0e841690f4f518ae9f44d' 
  AND (
    token = 'Evb7qNHWJOKD974mMMhbx6ap5Z5yGnpgWRzKdnZLCoY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035