UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EtMvCKkzC1n7MuWMSBAblVCitVJBXHu4sX+Wd8UkdPU=' 
WHERE 
  key_id = '75989e9b0f28a12b5a6b3c5069feaadab2877d0defa9079f427ddcab84666e58' 
  AND (
    token = 'EtMvCKkzC1n7MuWMSBAblVCitVJBXHu4sX+Wd8UkdPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )