UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kui0DUWORFKN8L4b3YGHEjGxySZBvyq99w+1qbTEv+Y=' 
WHERE 
  key_id = 'bbcbc1eed6d7848001c3a85e5e20bff4edb7f1391722f603dada943c86160d67' 
  AND (
    token = 'kui0DUWORFKN8L4b3YGHEjGxySZBvyq99w+1qbTEv+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042