UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kyNzzJd5+NygOd0t03feGf6ZErxDvjBZrkSUnyxykcY=' 
WHERE 
  key_id = '91e56afbfd69aa60853d1c605b789daf68a4504d05de91cd8221ae64b0175759' 
  AND (
    token = 'kyNzzJd5+NygOd0t03feGf6ZErxDvjBZrkSUnyxykcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )