UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eXjLRvqOgqXNiuml5wPo2AQAczt3LBgzanG6NitWObU=' 
WHERE 
  key_id = 'b6d3b968367c44300f96da05fbc7bb6f127a3103a9605bb6eb8530daf3932c77' 
  AND (
    token = 'eXjLRvqOgqXNiuml5wPo2AQAczt3LBgzanG6NitWObU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )