UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nqDku9g+y1NnwXq0oAu/ri363cjbwiGtbJDBtIg9ivw=' 
WHERE 
  key_id = '6ba8e2c51d2ea107af491c42d564927ae43863c498400766bd54908c4173ad39' 
  AND (
    token = 'nqDku9g+y1NnwXq0oAu/ri363cjbwiGtbJDBtIg9ivw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )