UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vi59uS1ywlEKFoP4EyRkt3G4FwEsTKDxP9G2QDki49o=' 
WHERE 
  key_id = '2c0eb1837c459c87fda7ec21ff924ac85691a6f09aff059af040d1cc5abf11c8' 
  AND (
    token = 'Vi59uS1ywlEKFoP4EyRkt3G4FwEsTKDxP9G2QDki49o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )