UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RFSu3NZ924Jezu1Na2F6ltVOApAJAldaUCBRdlsON10=' 
WHERE 
  key_id = '3ff905b82a14cf9ed0dd3c5ab0be055039db838d5ada0f0f2b4eaa6aeebb0f79' 
  AND (
    token = 'RFSu3NZ924Jezu1Na2F6ltVOApAJAldaUCBRdlsON10=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )