UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8p3E2h+q1CYeb4oYsiQUgCarxdfZfonY9PaUFay1dP0=' 
WHERE 
  key_id = '6b6068f9264b8076324e74a4032915dfc08a32158ecbbc400fabaa5cfe55c6e0' 
  AND (
    token = '8p3E2h+q1CYeb4oYsiQUgCarxdfZfonY9PaUFay1dP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )