UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'undUMTjfS4T3efaa6QXmOYZ71LcqvTrDwhcJ8rBu08I=' 
WHERE 
  key_id = '50aa74afa0816631f7d9a58cd4cad9d99675f52c5a0bc08d3d3b4602684852e9' 
  AND (
    token = 'undUMTjfS4T3efaa6QXmOYZ71LcqvTrDwhcJ8rBu08I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )