UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Btc0aKY8DwWVuxmkIe/9MFtFvrR3kdPV+QUduuo6t+E=' 
WHERE 
  key_id = '56ce2dbba9e9ea633c781d64b078a049128f7caa208fa393c2867cf6a80f52b3' 
  AND (
    token = 'Btc0aKY8DwWVuxmkIe/9MFtFvrR3kdPV+QUduuo6t+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )