UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tYpHeHb/n5BQPQ21B5F8Ep/Hj8yADFDW1rq0LDVmUGM=' 
WHERE 
  key_id = '0f318fb833f964a999595c1d1406167ac8f9e52190dc17bc6a770ac7398e8800' 
  AND (
    token = 'tYpHeHb/n5BQPQ21B5F8Ep/Hj8yADFDW1rq0LDVmUGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026