UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b0+zlHPC5QElX8YoVnEJFwzqSoSEMcNGhNfkqaBB/D4=' 
WHERE 
  key_id = '12e5bf408c9cf8220538993a42ece37a4647f1f7e393324c488d6003818f995f' 
  AND (
    token = 'b0+zlHPC5QElX8YoVnEJFwzqSoSEMcNGhNfkqaBB/D4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )