UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yAx1uBX+y72tzCxDrLpk+NVX3tbd8h/jqu53c0ljwrE=' 
WHERE 
  key_id = '49ec0b2ff5a06453db0f6a044153c929ad607f0290f3a543578bb98e8c7bb405' 
  AND (
    token = 'yAx1uBX+y72tzCxDrLpk+NVX3tbd8h/jqu53c0ljwrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )