UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1rPbH/2pI8dEfi8On58oirx1eTKm3cw3HSavYENzQA=' 
WHERE 
  key_id = 'dfdfb018f40e8b6f69e8c0fc1a094257c6565de7ac45723744edb20474692087' 
  AND (
    token = 'a1rPbH/2pI8dEfi8On58oirx1eTKm3cw3HSavYENzQA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )