UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M+OWVVz8xp5E50kg8O42RvU51UlpKWzqRwmIOvPhEgc=' 
WHERE 
  key_id = 'b2cf914ab7bd2312634edc2f87e26609fd503e41e5545915ab1613f3967c3704' 
  AND (
    token = 'M+OWVVz8xp5E50kg8O42RvU51UlpKWzqRwmIOvPhEgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )