UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BXFqnzcPcYlQqGkWS15qxngFNnr1PwfN1PqAvQ1x3ew=' 
WHERE 
  key_id = '269c90aefd8296287e550aae6bfa4da5783fb046df8fc622f9637c3d866936e6' 
  AND (
    token = 'BXFqnzcPcYlQqGkWS15qxngFNnr1PwfN1PqAvQ1x3ew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )