UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SISHrauG3oqPSnv8IAGnREAMw8SAMCIPOO8qUMSRyZ0=' 
WHERE 
  key_id = '31d0ba04d4bdcb9499d8983897ea0e19406d4350fb6957ba46d5f9725f85024c' 
  AND (
    token = 'SISHrauG3oqPSnv8IAGnREAMw8SAMCIPOO8qUMSRyZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037