UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPzP2yMDprpu5sw/I+4VOMGQpNRDqw418/eNXzmw0mI=' 
WHERE 
  key_id = '254934ddc8f2ae2146e847ab17a0cdc178b672f5d4320fc9b540ccc58d63b9ea' 
  AND (
    token = 'iPzP2yMDprpu5sw/I+4VOMGQpNRDqw418/eNXzmw0mI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )