UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Er8r69WsWVs80nK7ez4R7gIHYn+Nw2tWMy31EBvTzSw=' 
WHERE 
  key_id = 'f8973c577d3146186ed1a2a86049d87278afe1a94bff499a45e0befa934d408a' 
  AND (
    token = 'Er8r69WsWVs80nK7ez4R7gIHYn+Nw2tWMy31EBvTzSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )