UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vBxkSWbT54ss9Kk09Bal1BeyWiMgrDVK1ihszJDsges=' 
WHERE 
  key_id = 'a109fea49d6bfd760ae8e4e8633b2125c24d1141ff6e29cb54bbd68dd9efc695' 
  AND (
    token = 'vBxkSWbT54ss9Kk09Bal1BeyWiMgrDVK1ihszJDsges=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029