UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xr1m2EF34YKcTrCMBi2n4F24zMPhBGHb02WFF+/EIXc=' 
WHERE 
  key_id = '6cd1ea97db235fb9f62aad741e49f65ea0e35842314beda8bb315aa5215c4a2b' 
  AND (
    token = 'Xr1m2EF34YKcTrCMBi2n4F24zMPhBGHb02WFF+/EIXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )