UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KWe3mrWN11nIFTSBCAN/o1hnro6ZtoFMfUNhATLsoUc=' 
WHERE 
  key_id = 'a5412256556fe083c29f876648877de2776f0be0f0dee15f354066b9cc879c1b' 
  AND (
    token = 'KWe3mrWN11nIFTSBCAN/o1hnro6ZtoFMfUNhATLsoUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )