UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMn5/Ux36o71AD5wEt5BNrcfz4a8o0QkhyX84ddri7U=' 
WHERE 
  key_id = '6c56754e3610297a0c7587f3402cb177c5a988d94900386bf8222427a4a676c6' 
  AND (
    token = 'vMn5/Ux36o71AD5wEt5BNrcfz4a8o0QkhyX84ddri7U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )