UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8b6Vj0+WZLc0v7W7hB8OdQy3pruwnO8tfvxKNcnCVE0=' 
WHERE 
  key_id = 'b6f19787f90b3521398c1977a2b3af4b26ae993e4a0f4da640e8eeea6ae999fe' 
  AND (
    token = '8b6Vj0+WZLc0v7W7hB8OdQy3pruwnO8tfvxKNcnCVE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )