UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PtlbcSOQEi0A6OEVOh5oIbLSMHTZDIfn0/LmECB0MGk=' 
WHERE 
  key_id = 'e6e40c51b2c327b98a712640dcb3e60f059e8f225b6e34a61286e6c43f7ed391' 
  AND (
    token = 'PtlbcSOQEi0A6OEVOh5oIbLSMHTZDIfn0/LmECB0MGk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )