UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QBk2tlo5uZERi+IhHrcOEb0WtFpSdCkJMpauUY0ZqkE=' 
WHERE 
  key_id = 'b99db81c6578d87c1cc5ed528b3aaab87085ae881f8a41a75acd08dd05779186' 
  AND (
    token = 'QBk2tlo5uZERi+IhHrcOEb0WtFpSdCkJMpauUY0ZqkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )