UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQD/pjLGOBWKGIUDYzpN436okT2nJQ4vbTEGaaPE4ag=' 
WHERE 
  key_id = '68016a505e3499ce3d927033242da8fc23962c087717cdebf5ecd8180f7caac0' 
  AND (
    token = 'nQD/pjLGOBWKGIUDYzpN436okT2nJQ4vbTEGaaPE4ag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )