UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EMTVsIoOBiJiXt/BcvTYOyov9PASp6vBHhv31bPK/Dk=' 
WHERE 
  key_id = 'd5c540657f5767bdef33e53df17ff94255ce73669927fe5d6b00c0b4f944510e' 
  AND (
    token = 'EMTVsIoOBiJiXt/BcvTYOyov9PASp6vBHhv31bPK/Dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )