UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tlk0xe2bH8EjG5k8GPjslmDPsQs6lN0sKbJHhtdGMyo=' 
WHERE 
  key_id = 'e3084bfec62f25ac915790ff30a3718dcf7d4cba4f693c38452538a8dd6541a8' 
  AND (
    token = 'tlk0xe2bH8EjG5k8GPjslmDPsQs6lN0sKbJHhtdGMyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )