UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JGudnvTMKEhCcgnFUhQH6CSQqVTdzZckVE7cNdLC1CE=' 
WHERE 
  key_id = '1c3c09e8217fd97b7e752373dddc80264e27b325d687698455847eeac96392c4' 
  AND (
    token = 'JGudnvTMKEhCcgnFUhQH6CSQqVTdzZckVE7cNdLC1CE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )