UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KB/4Ub7n+xA1zk9etYKCUoDrD1W6bN8szrcPLDTaviY=' 
WHERE 
  key_id = '471ae856cdb08e844f8ea56b0242fa4f6ed3de96000e3b2999214c1250e8cbef' 
  AND (
    token = 'KB/4Ub7n+xA1zk9etYKCUoDrD1W6bN8szrcPLDTaviY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )