UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uXgceFPN4VrAtmekpmlCTFaiJSGzdL0+JLyL8YZQVu0=' 
WHERE 
  key_id = '8e67930fe974925cc966deb1673a0971c1cd48e458fddc094e87d6920a02fea3' 
  AND (
    token = 'uXgceFPN4VrAtmekpmlCTFaiJSGzdL0+JLyL8YZQVu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )