UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6PoHKvkKJW8O9Oazr/XRGznPU8pbjcFBjHtRHcKEdY=' 
WHERE 
  key_id = '4d5153a0a393b6dcd8cc83b4f97ec674ef5ae5fa113843d671c7b6b437d9d483' 
  AND (
    token = 'w6PoHKvkKJW8O9Oazr/XRGznPU8pbjcFBjHtRHcKEdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )