UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/gA13e9DeJsl+e9Iiwtu7FMeKlIfBrgzEN8ypKPmlN4=' 
WHERE 
  key_id = 'c9a909f5b3fded3b7f618c125cfad90fef97d7a36268e1c53a1726f715e3a5c5' 
  AND (
    token = '/gA13e9DeJsl+e9Iiwtu7FMeKlIfBrgzEN8ypKPmlN4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035