UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bUnULeELdxR8QYmuO5E68itsb7hGhfLagNXa5l91oSU=' 
WHERE 
  key_id = '54975e34e229a604b4c383c4f674ef3442316922f9a9a9ddf57bc403f340cfb6' 
  AND (
    token = 'bUnULeELdxR8QYmuO5E68itsb7hGhfLagNXa5l91oSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )