UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4SP+eh/9OWL5RE2ARrdEqzSidqMM4bCM82e8wvtdbE=' 
WHERE 
  key_id = '555dc20aeaf646ce5eca5f98459da05d08b7257f8e54deb65d4cde0f88684823' 
  AND (
    token = 'z4SP+eh/9OWL5RE2ARrdEqzSidqMM4bCM82e8wvtdbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )