UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nVKE700uoz6voxg32U287n1QsVI28PKuJgL4HBsJX4w=' 
WHERE 
  key_id = 'df82442b21011cd1401823927da0721fabdb463dc8373b6719bae1fabc1fc064' 
  AND (
    token = 'nVKE700uoz6voxg32U287n1QsVI28PKuJgL4HBsJX4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )