UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWZcJLD5W4Qrde8eX6ZMv6g4cQGYF8hMcXK8V60i/r4=' 
WHERE 
  key_id = '7b404b57c6de3823c0b5d09bb172b928f5f72354cc6113580bc393c3f138baa8' 
  AND (
    token = 'iWZcJLD5W4Qrde8eX6ZMv6g4cQGYF8hMcXK8V60i/r4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )