UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2rHt3LQd1cCiyPBNV5gYGex4XbF5rO9vW/3cRzN/Nc=' 
WHERE 
  key_id = '53dde6511b5af71d222e4b796cd8b2a00741259a62d36a0d91af264ce39901a7' 
  AND (
    token = 'k2rHt3LQd1cCiyPBNV5gYGex4XbF5rO9vW/3cRzN/Nc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )