UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nGEQKUVGYgqjnCCuoCjo25JrAChNM6TXLsoqVrZKnEY=' 
WHERE 
  key_id = '448f74a627d281d4a6419003cf6d2d02824a006a0307dae35a8ec408671b33ba' 
  AND (
    token = 'nGEQKUVGYgqjnCCuoCjo25JrAChNM6TXLsoqVrZKnEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )