UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SBUYcJCx1oFxvt1eKoCRd2D97U5HHz9jyDhsIHsVg0w=' 
WHERE 
  key_id = '1e8f991d9048292d03aab2a4abf7fa91902fdd3b5874f4773a5a079c3b7aac88' 
  AND (
    token = 'SBUYcJCx1oFxvt1eKoCRd2D97U5HHz9jyDhsIHsVg0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )