UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+Gtfdt2taColpJvBCvmr6yimjZwfbJ6BjBkb2auv1c=' 
WHERE 
  key_id = '2913a69b970c8c44aff85aa7cf3c3299787dae84f125e90da34577ba981f2718' 
  AND (
    token = 'n+Gtfdt2taColpJvBCvmr6yimjZwfbJ6BjBkb2auv1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )