UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QEVRcth11znbnPSftKCoZcg04MLEIrF/4QLsUJO0Ebc=' 
WHERE 
  key_id = 'a2dd23dc3e0fc3ce902dde1031add476a0c5035995994206c1791f3d20922d3f' 
  AND (
    token = 'QEVRcth11znbnPSftKCoZcg04MLEIrF/4QLsUJO0Ebc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )