UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p5py3rL20u0lhxajBEuQTrrWjsKBoPWiqcyeqc3SARM=' 
WHERE 
  key_id = '6b83b5d195e75bf3c6e69b61afa04afeba10e4c0517382a07164d318c85f889f' 
  AND (
    token = 'p5py3rL20u0lhxajBEuQTrrWjsKBoPWiqcyeqc3SARM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )