UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nWBuaqcYemtVv5zDImtEWT+UEUrWHfcZORb54B0F6i8=' 
WHERE 
  key_id = '6511b686ea8c85759e76d46a733d489df6bee294aff1fbb9858e8e0af368d5ae' 
  AND (
    token = 'nWBuaqcYemtVv5zDImtEWT+UEUrWHfcZORb54B0F6i8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )