UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qUPjCOgoNnJgW8TzUK6mHpwrk3zjj7au0AT91UUqo64=' 
WHERE 
  key_id = '638d0931f489af10f8a7d77d0e100de7e80c14d5f7a0541f446bcd742b662018' 
  AND (
    token = 'qUPjCOgoNnJgW8TzUK6mHpwrk3zjj7au0AT91UUqo64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )