UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pwJQ/pbBE9rPYzIGTkLP6lbVZBZMfvtTcL4aSSSnjZY=' 
WHERE 
  key_id = '47ed6a26caa933f2897ce87159d3f540b2705cf83f31986d3cd3cf55bacf79af' 
  AND (
    token = 'pwJQ/pbBE9rPYzIGTkLP6lbVZBZMfvtTcL4aSSSnjZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )