UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K1Mz9HHLavgno/MEcizwo1NK9E3Usfq7Ypf4cVDBYCw=' 
WHERE 
  key_id = '4640d3318b1d3c7c03f80398a583e17e95909d2f8da7e0713a64e5a028a67dc2' 
  AND (
    token = 'K1Mz9HHLavgno/MEcizwo1NK9E3Usfq7Ypf4cVDBYCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )