UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0QLcNBWXVzvmThp1842VkGiBdVPGcDeeEzNNPWrUimg=' 
WHERE 
  key_id = '4b53d36eff3b5ad8b6391c5e8d61ab71d07566b57485880760d02a5a1fee819b' 
  AND (
    token = '0QLcNBWXVzvmThp1842VkGiBdVPGcDeeEzNNPWrUimg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )