UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aVrxbH7cNssHcbjxaBqkrcQ54DTUQrXXgBEVXwvKB4c=' 
WHERE 
  key_id = '5c874ec458f01a12778b443b0eefcbf00faa26be189db0e5f83e954b214f3dea' 
  AND (
    token = 'aVrxbH7cNssHcbjxaBqkrcQ54DTUQrXXgBEVXwvKB4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )