UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AaAsJj0LK1Ly5JiaCFa6WZQbIHqGjySs8bBiiqMFKao=' 
WHERE 
  key_id = 'c51d8db51049406d906aa5d5c459d3d6d983f45872c054422d7381f6b6c5e0c1' 
  AND (
    token = 'AaAsJj0LK1Ly5JiaCFa6WZQbIHqGjySs8bBiiqMFKao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )