UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lELwEhag2PGCJqMgbwwliMN3smv5L+pdPPrIa0wQtCM=' 
WHERE 
  key_id = '9f81b76afe181946e0c067752874ddcb5158feb8cdfc4639749d411470b4d83a' 
  AND (
    token = 'lELwEhag2PGCJqMgbwwliMN3smv5L+pdPPrIa0wQtCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )