UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4N1An5b2Db9/MtTS6Ntvq4OO8f2DiWCMmJdwO8JLtc=' 
WHERE 
  key_id = '3b2a3d953df13a124f474f746b61b815f66c097268f6ae819b23d45eaf0fe8a6' 
  AND (
    token = 'K4N1An5b2Db9/MtTS6Ntvq4OO8f2DiWCMmJdwO8JLtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )