UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJ9C0zh+kCsgym5DcS+TZEZPuvyJKS3QxPhRF4B36Q0=' 
WHERE 
  key_id = '8493390288f7cc138df22f839c1f8dfb02a3042c733acb45438653a38f1f5773' 
  AND (
    token = 'MJ9C0zh+kCsgym5DcS+TZEZPuvyJKS3QxPhRF4B36Q0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )