UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q51ZmqNEWmdal555sgAE/jCzP23U7LK2mGQE5/N0Lbg=' 
WHERE 
  key_id = '809300d60cd8c4847ce05548185b6d4956bc4dd27c363403157dd46342b0aa28' 
  AND (
    token = 'Q51ZmqNEWmdal555sgAE/jCzP23U7LK2mGQE5/N0Lbg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )