UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a3P+qJW6+qq7QCC4OMrVEVND12vzBSqZv+x6LUF2TIM=' 
WHERE 
  key_id = '2c6765e87880d6fcc987cf66e7c246f57126e7e1ab42cdf7fb214353a2079273' 
  AND (
    token = 'a3P+qJW6+qq7QCC4OMrVEVND12vzBSqZv+x6LUF2TIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )