UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YijUPA6XOfi6ILhaulbtzXgvNOruvI/UZ9i3qtrB+28=' 
WHERE 
  key_id = 'ee045058f6f1eb52deab8279efb03058ca08104d6419563978a223f1c6259524' 
  AND (
    token = 'YijUPA6XOfi6ILhaulbtzXgvNOruvI/UZ9i3qtrB+28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043