UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Akk5ezvI7euXbEXyWKwkmyvrljYa/xUWtkYnIG0W160=' 
WHERE 
  key_id = '4e0fd83968d1f6aff41323bda8cf86e2003e7372c832cdcdf7802c9ff8d791a5' 
  AND (
    token = 'Akk5ezvI7euXbEXyWKwkmyvrljYa/xUWtkYnIG0W160=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )