UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yiaE2icMsJ0JfHp252NWvsthostthkbS2X1VMQf6uXA=' 
WHERE 
  key_id = '1f68802708d299a04ac0ff3d1ee536a4e578439d9d87878687958234c05d02cc' 
  AND (
    token = 'yiaE2icMsJ0JfHp252NWvsthostthkbS2X1VMQf6uXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )