UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v2tbldrb6G0y6cLUihgbYMDjZV1TO9ZFHXuAfrAICqY=' 
WHERE 
  key_id = '531384b389f60ca0da7e5838e56015fb4e3b1e8eb8464f846c11f5b9bc499403' 
  AND (
    token = 'v2tbldrb6G0y6cLUihgbYMDjZV1TO9ZFHXuAfrAICqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )