UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sBYk7R+9SSkie1Ynx6KugOQJT4VVCVMzVY4/clTsMNM=' 
WHERE 
  key_id = '0424c17f6f5ae0e80eeaa3caf601d0260e521dce65c07691c9ddbd50c186070c' 
  AND (
    token = 'sBYk7R+9SSkie1Ynx6KugOQJT4VVCVMzVY4/clTsMNM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026