UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kzEQic2s4+AuxpjkVI9qOq+rQgHUhxWh27QYUbXUELs=' 
WHERE 
  key_id = '93c3c6e5d82104ae7e7c4874328303396ec86294d1dad51df73d2bc32ce494e2' 
  AND (
    token = 'kzEQic2s4+AuxpjkVI9qOq+rQgHUhxWh27QYUbXUELs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )