UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'diZQTwQbSmIeoWShyaUgwLYqVudWM0rA47qEOIGJQew=' 
WHERE 
  key_id = '4cf591b88ac1d6693499d8997d41041d1fe5f32c2b2fce22c1353b45af2a1003' 
  AND (
    token = 'diZQTwQbSmIeoWShyaUgwLYqVudWM0rA47qEOIGJQew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )