UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8r7DP7/A1DbQph+6pMgNopmyK6bR4aMeF4y2mANvSs=' 
WHERE 
  key_id = '2db5b7af1ef07bad37a28f606633594d935fa868cd980ac8fae7a334f0e97dff' 
  AND (
    token = 'K8r7DP7/A1DbQph+6pMgNopmyK6bR4aMeF4y2mANvSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )