UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MiJV/V3yCHI1Ilps+AGya6gCFmP30a8cEDfTrkyaLQY=' 
WHERE 
  key_id = '3c38b6d05861fb298e6b829db8866067cb53b74691e04489085a0139959e5188' 
  AND (
    token = 'MiJV/V3yCHI1Ilps+AGya6gCFmP30a8cEDfTrkyaLQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )