UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tcxzuKcsXRr/87EzbhdacqpDo9CxSO3QDxelhs43X2o=' 
WHERE 
  key_id = '2abf98fe6b24d2a564bb629984622d7e201ea639c422de499509377340f3dd1c' 
  AND (
    token = 'tcxzuKcsXRr/87EzbhdacqpDo9CxSO3QDxelhs43X2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )