UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZuB66VTXcwctV13MEx/p6inCEBPHIzfE5kzFws2gSWA=' 
WHERE 
  key_id = '255c1521198f8b1d11b1b5b951d3318d2d9d4145750fcde4ffe1d4d752ee18bc' 
  AND (
    token = 'ZuB66VTXcwctV13MEx/p6inCEBPHIzfE5kzFws2gSWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )