UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AcMRvGZLegKc2P4pU5LuA86IkdZmEKrBzMZ5s3U7S6o=' 
WHERE 
  key_id = '15cb8497f4bd02eebc01c5c785c768db5d6fc1b7e7be44634829e50e1fd1a5e9' 
  AND (
    token = 'AcMRvGZLegKc2P4pU5LuA86IkdZmEKrBzMZ5s3U7S6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )