UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euW4BFR2Z5XeTTqKdOa99VQQ0/WXfM3QRhwGMY2Hkp4=' 
WHERE 
  key_id = '827fa441b692bd7109d9ac068cc6188a162b5330dc2eb90bcd85560530bf95d9' 
  AND (
    token = 'euW4BFR2Z5XeTTqKdOa99VQQ0/WXfM3QRhwGMY2Hkp4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037