UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UtBk1C1W83aBxv7EX97z044l5EvCpaeBXJHwwOFew3E=' 
WHERE 
  key_id = 'b6723b591848a520d8ff0c96db359e406d27887641734191deea6403d5cb57fb' 
  AND (
    token = 'UtBk1C1W83aBxv7EX97z044l5EvCpaeBXJHwwOFew3E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )