UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MN2hSdkhlydMEuV4s95kb45ffxR4E7nlHaUxXSQscQ=' 
WHERE 
  key_id = 'e3b35799626a3c6ad1a6010df60aa5ed89d0ddd7f515976f7bd952811204bd31' 
  AND (
    token = '6MN2hSdkhlydMEuV4s95kb45ffxR4E7nlHaUxXSQscQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )