UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6i3J2VrOHCXI9uq4tVyINPLbWim320kpT06F5kdnAI=' 
WHERE 
  key_id = 'cebe5cab55b2dff65a2729b9704a846002d539bdf036ca6745e972562c7c0d5b' 
  AND (
    token = 'a6i3J2VrOHCXI9uq4tVyINPLbWim320kpT06F5kdnAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )