UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RZ/bExPli/BHg6MP8h8UaUhNyfsfUY0slY9JhVVxxl4=' 
WHERE 
  key_id = '559eb787239b1ca4ce9673c20cebd95201d375e3523e80b214da07d19514b60f' 
  AND (
    token = 'RZ/bExPli/BHg6MP8h8UaUhNyfsfUY0slY9JhVVxxl4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )