UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l8+/NvlLPcobqcXkC3zFjyk9vRxQ4C2Bja5SCpBOmIM=' 
WHERE 
  key_id = '4e769ef0c1ad07166d93b48f0b38c66f4fb268ee02df357aea30c797f8a796d5' 
  AND (
    token = 'l8+/NvlLPcobqcXkC3zFjyk9vRxQ4C2Bja5SCpBOmIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )