UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUc18dR0rxaCQDrm3rtrKep8xjQtCwF88obtyHIgkDA=' 
WHERE 
  key_id = '555c6f39f12856a94d9315732bfc14bc15526311688ff29726b37a3a613b06d3' 
  AND (
    token = 'nUc18dR0rxaCQDrm3rtrKep8xjQtCwF88obtyHIgkDA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )