UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UHjzTfwpateZwYk3LXQWf5NgR5ZiC27Zd17GZIdYXn0=' 
WHERE 
  key_id = '4c4ce56dbbdedad6922d2b680326ade4181c2c99fc9b00ec281a083f3f0b7a91' 
  AND (
    token = 'UHjzTfwpateZwYk3LXQWf5NgR5ZiC27Zd17GZIdYXn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )