UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kdqPbDeHJ0UgLuach7UakUL1zfslP95mvpE94lTINns=' 
WHERE 
  key_id = 'd9478af7bd4b26b5cb8eb5458853afd2ab718454f5b9cb1359e5c157e53ef964' 
  AND (
    token = 'kdqPbDeHJ0UgLuach7UakUL1zfslP95mvpE94lTINns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )