UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HwT0RF7bpu/t3B0y+ehEtfYKwy/cLRraE6BJUBY/LQw=' 
WHERE 
  key_id = 'c840278a38f5ee426201644f9c0ebca081ec310c203f1d52df126737f0d38735' 
  AND (
    token = 'HwT0RF7bpu/t3B0y+ehEtfYKwy/cLRraE6BJUBY/LQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )