UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bUNXOl/bk4K/1fVPjKDMi/aJP+LEpmlDGANat75GnA0=' 
WHERE 
  key_id = '27ebb5381dd6578c9635257c9ff400b4824c474d57b33d8033b64a623f4dbb79' 
  AND (
    token = 'bUNXOl/bk4K/1fVPjKDMi/aJP+LEpmlDGANat75GnA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )