UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TT9jseuqaaPPcp8ubpJAhyHuNOIPhLh06qFi7v0k9c8=' 
WHERE 
  key_id = '6dd8f285e1184f31d583b70c980cb5762da353246d434b1bfc8623f9376c0429' 
  AND (
    token = 'TT9jseuqaaPPcp8ubpJAhyHuNOIPhLh06qFi7v0k9c8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )