UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aWnFKdQvXgZs3FPeWh48SScY4O3TdYN0t5YrQkpDOVs=' 
WHERE 
  key_id = 'af4cdbd4b5d076dcdb8c2739680186c771e2d56f839e199cd3a7d4320fef3939' 
  AND (
    token = 'aWnFKdQvXgZs3FPeWh48SScY4O3TdYN0t5YrQkpDOVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )