UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TGAVnt6LebkO4fm878gUxEL+PQSxD20FoJSs722bDLg=' 
WHERE 
  key_id = 'a6e787524494d5eb208baa88e32d746cbc2eb1eb7b716f715573d2f67236d6c1' 
  AND (
    token = 'TGAVnt6LebkO4fm878gUxEL+PQSxD20FoJSs722bDLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )