UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5/PrLgDiqfKHcAcvq/nvRNw7FUpyHkhx5hD2EEileM=' 
WHERE 
  key_id = '973330e9b65809cb6e918f9a9eb19d870bf4a15fab9ecd7604b15b76bef45b1f' 
  AND (
    token = 'P5/PrLgDiqfKHcAcvq/nvRNw7FUpyHkhx5hD2EEileM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )