UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kRLM8pNQOp2KWNibtfbda0tuaKUw7I72KetW/kfsXu0=' 
WHERE 
  key_id = '1eb109515fb7be13768b7d5fe95e18403b8701e3c4e521be1c1523a217c41128' 
  AND (
    token = 'kRLM8pNQOp2KWNibtfbda0tuaKUw7I72KetW/kfsXu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )