UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVD9DKUE7mniAAShLvFgyfIlCm139lIF2KbKe7Tvnrs=' 
WHERE 
  key_id = '91907d8ce6477b21b063074a111088494e58a23119c38b2d8cfd767e29eb3751' 
  AND (
    token = 'tVD9DKUE7mniAAShLvFgyfIlCm139lIF2KbKe7Tvnrs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )