UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SVciB+rg97fSoz9NA8QGJf/coUg9FQupg6tDh17cdZk=' 
WHERE 
  key_id = '54f21dc57b296f96dba757e24167d7050adfde6d84f631cc35c9814501a71720' 
  AND (
    token = 'SVciB+rg97fSoz9NA8QGJf/coUg9FQupg6tDh17cdZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )