UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gAiEuRtHTkzAA7YA2gQDl5jlRYLWPeezdjsYpaaUH4A=' 
WHERE 
  key_id = '93c0a6ba7679ad181d188348fcdf40898c1c15f1027750c0a16120a1bd64445b' 
  AND (
    token = 'gAiEuRtHTkzAA7YA2gQDl5jlRYLWPeezdjsYpaaUH4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )