UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9M2G2WdSDy2pfsU/9S2QtFrbmBpF/yA27IdMqSqM/e0=' 
WHERE 
  key_id = 'e5ecb2f4c9c25344046d4c537da33500d7e60641512a1ad6c9654a3da01c6e67' 
  AND (
    token = '9M2G2WdSDy2pfsU/9S2QtFrbmBpF/yA27IdMqSqM/e0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00050