UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'BQvFoLstBmHa5IEGBEwHjK8Lt9GALwr+Ryf5pDRLSsE=' 
WHERE 
  key_id = '8ed41a7cff8ea059bd5c0ff82a089339e92f39c1c43ebfba121dfe9a90f86226' 
  AND (
    token = 'BQvFoLstBmHa5IEGBEwHjK8Lt9GALwr+Ryf5pDRLSsE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )