UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dH+kf+o2dq1rPMQGdVu1D+sUISuJ8XNcaDuZUMf21ac=' 
WHERE 
  key_id = '93c7cde484027437719677195740bee5847b16b9f141b2f77260ae9ffeee235e' 
  AND (
    token = 'dH+kf+o2dq1rPMQGdVu1D+sUISuJ8XNcaDuZUMf21ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )