UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kEprIahlv7d85tIu3rBfsoIlvrXvuG6kYClu7yQnkYU=' 
WHERE 
  key_id = '6c261d0ed0c07d4dd59aaef6d3094f7b1143736a5f0e3bcb0951e1b8fe3f4cde' 
  AND (
    token = 'kEprIahlv7d85tIu3rBfsoIlvrXvuG6kYClu7yQnkYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )