UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RFpVxlgjbspRLiDQe9oZid6a/6oTGN7v/U+fVDHv9uU=' 
WHERE 
  key_id = '0540fddb85d560c6e13393f65ec3ee621bf55d25eedcfc3d1ce00914a052addc' 
  AND (
    token = 'RFpVxlgjbspRLiDQe9oZid6a/6oTGN7v/U+fVDHv9uU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )