UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I6w1LQBK+DtwCBsPUjE6WSXzEpHuISEI2VMfgiqKFMk=' 
WHERE 
  key_id = 'dc4e0797cf94632722f20a1bd63bdd6d49b1cc1c23abdd8aadeac744eb4a03ca' 
  AND (
    token = 'I6w1LQBK+DtwCBsPUjE6WSXzEpHuISEI2VMfgiqKFMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )