UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MOhhh+7YkqUja3LuNGbIoTe7tJahcXUhJK5/eajS8CM=' 
WHERE 
  key_id = 'ff4fad21410509f8ab34efe9f6bb3c764b3fb41f5d44a0145f9a797cfddaa503' 
  AND (
    token = 'MOhhh+7YkqUja3LuNGbIoTe7tJahcXUhJK5/eajS8CM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )