UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k5RX4+HyXi5aYOOork1yCqwegnnTBZoh1iDu0h6mklA=' 
WHERE 
  key_id = '7eebe02a75f2e24a0b925f775430409b96de92de86832146bf03766a5ea53e2c' 
  AND (
    token = 'k5RX4+HyXi5aYOOork1yCqwegnnTBZoh1iDu0h6mklA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )