UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UBPY7ePJJTgwfpCM/cK6aPvqCmYLgKUZ52CviMo3bdk=' 
WHERE 
  key_id = '87ccedce97450b54a8f51b70f2d607ae40ab09caea1624f6cc8bf21d5ca834c9' 
  AND (
    token = 'UBPY7ePJJTgwfpCM/cK6aPvqCmYLgKUZ52CviMo3bdk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )