UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pg4mjmgupNEBcDwMXOiFekD3XfYKnMorSzTH1HbUYHw=' 
WHERE 
  key_id = 'e8c02958a31a2b4bea5d2e6c1b719ee2c2c640fdf859a1cabf4381fd6fdd4ab0' 
  AND (
    token = 'Pg4mjmgupNEBcDwMXOiFekD3XfYKnMorSzTH1HbUYHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )