UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5nyHyWzYoe+eptiOPeI3egLqhTwlYiO9bI9tnxudnI=' 
WHERE 
  key_id = '978dac7eaa524f34e0a35f3a0fc8580a120f22d52a5dbced20b60675b7a60b41' 
  AND (
    token = 'U5nyHyWzYoe+eptiOPeI3egLqhTwlYiO9bI9tnxudnI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )