UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8k6PMaWgKB2lIsgG7lrJnMBfReU7hMVyVSo1Wm+6u4=' 
WHERE 
  key_id = '8a45599747a8bd571360b52e44b2d696c0c874b0d69a2fa85c0d08fbaadad173' 
  AND (
    token = 't8k6PMaWgKB2lIsgG7lrJnMBfReU7hMVyVSo1Wm+6u4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )