UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MgZ5WYgPzqkLI6T5lXr38vSrOvANEICA0bGGIS6kbD8=' 
WHERE 
  key_id = '6b164bbc4806150991ef614e430ff8797d32f9e833624a6986cd7ace0978fe30' 
  AND (
    token = 'MgZ5WYgPzqkLI6T5lXr38vSrOvANEICA0bGGIS6kbD8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )