UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gkLTC9upz8nZmBGBwzAVoIOjP3bpMqBFaDQ4+65rrc4=' 
WHERE 
  key_id = '51601ab54401d1cafa8c8443d7de51b505669281bc510430a58a7f959f9fa984' 
  AND (
    token = 'gkLTC9upz8nZmBGBwzAVoIOjP3bpMqBFaDQ4+65rrc4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )