UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yCgDVdncNOays9rxBQL2BEPOjo5/PUBkrr3atTI3zrg=' 
WHERE 
  key_id = '21fe65cd69424518518d133cf0f0d32dbdae6949154854e10956f2127504d53b' 
  AND (
    token = 'yCgDVdncNOays9rxBQL2BEPOjo5/PUBkrr3atTI3zrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )