UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nNu+9CZ4fUthPlB8LVRG28H69+GuzJLsgGmnV48EfT4=' 
WHERE 
  key_id = '6da934ea65681cb5a8b059561e0d3540d19386efcff36b553a257ba643e945d1' 
  AND (
    token = 'nNu+9CZ4fUthPlB8LVRG28H69+GuzJLsgGmnV48EfT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )