UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4c/L8qSIIwlauOziww2k7togygPKA/wktbqvnbzGEhU=' 
WHERE 
  key_id = 'b95b1a7225fae7215e2a13f2f33e27ba3989c2d31126b0c73421633a75d0744d' 
  AND (
    token = '4c/L8qSIIwlauOziww2k7togygPKA/wktbqvnbzGEhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )