UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LO2H31V2L/X+yUXeD9e0q6hUDdjguXxo3czh27+Mi9E=' 
WHERE 
  key_id = '27aaf73e18abdad2209774831857b2a4474465f01ef02294324810dd0913b174' 
  AND (
    token = 'LO2H31V2L/X+yUXeD9e0q6hUDdjguXxo3czh27+Mi9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )