UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+QvRwbOs6BAXYQ8bEUrjim36Gkd8XqRkMDHopETwx7c=' 
WHERE 
  key_id = 'b56cfa15aa8438c5afec2a7397370bd6d914ed70915a49f5266354953a7a97d5' 
  AND (
    token = '+QvRwbOs6BAXYQ8bEUrjim36Gkd8XqRkMDHopETwx7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )