UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yE7tixBU5MVmRpwx2ihVF5UCsTjf3zWtFCL6aMcZbtY=' 
WHERE 
  key_id = '934d616eba661e02a4c1e5e011622a6bba5cee649df507f32dd50800c4d548a5' 
  AND (
    token = 'yE7tixBU5MVmRpwx2ihVF5UCsTjf3zWtFCL6aMcZbtY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )