UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'unh21H+ucHloFRTo+juDQ05+TzxsGddl2Go9BmK2Ayw=' 
WHERE 
  key_id = '4a9bd5c95667233cfacd5e447e0453158068ab08a1c9ca625c5cca3a63fc3837' 
  AND (
    token = 'unh21H+ucHloFRTo+juDQ05+TzxsGddl2Go9BmK2Ayw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )