UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Un175UsNSu7XsOB/uUVf2ku9w2Jy8K+bDr9o7C2TCuc=' 
WHERE 
  key_id = '96adbdf023b9d0ec96213e01dc1954b5f314f06cb85ebb549df5e2ebc671e41d' 
  AND (
    token = 'Un175UsNSu7XsOB/uUVf2ku9w2Jy8K+bDr9o7C2TCuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )