UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRz9aZWXlzENGC1j7dtTYmtVdd4JKmY+cc+GzDrQkUs=' 
WHERE 
  key_id = '6db888a3e832effa28884a34f2bfb010723f61a8c18a731c4d926902b279f6a7' 
  AND (
    token = 'WRz9aZWXlzENGC1j7dtTYmtVdd4JKmY+cc+GzDrQkUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )