UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qtwMIZ59jR6dKxjmwFRvKMU8uKFD51VyoC7C5s2A3ZQ=' 
WHERE 
  key_id = '403b2ea3a0717512c3ad57286fbd1d6e8f2057dce310ecfe42d1e059fc78a473' 
  AND (
    token = 'qtwMIZ59jR6dKxjmwFRvKMU8uKFD51VyoC7C5s2A3ZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )