UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uejYKcWUWfR2FWmafF2CK+LKo1YMInlfEmBK1JILiQA=' 
WHERE 
  key_id = '1bc5f937f8d3552b0257e07faf1edd392f88a5fded5e649141dbbe00733172c4' 
  AND (
    token = 'uejYKcWUWfR2FWmafF2CK+LKo1YMInlfEmBK1JILiQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )