UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnQ2DkDk84kHbjgzz50ym51AhqhfX+WGZC117p12+8o=' 
WHERE 
  key_id = 'b349648aac0abaf65d948d4d6477e161e70eab4f9af1749414c7965cb87a7187' 
  AND (
    token = 'MnQ2DkDk84kHbjgzz50ym51AhqhfX+WGZC117p12+8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )