UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6bPR1pTPcL8e3GCauKs4Rtgiti/YH5Eya1CMn/f83g=' 
WHERE 
  key_id = 'e8a1c85a5b8bf76e6b40b692bde95bfcfe983fa5f3495096f55e183bc1e043e8' 
  AND (
    token = 'v6bPR1pTPcL8e3GCauKs4Rtgiti/YH5Eya1CMn/f83g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )