UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LS0/MDHjpajZoMASWbpPWywu4Lp2TmsMKcEg2RvSyBk=' 
WHERE 
  key_id = '28fbb6500a74ac4da26c7e382c6372540b4ec40d3107120a3fc4742c5700b3be' 
  AND (
    token = 'LS0/MDHjpajZoMASWbpPWywu4Lp2TmsMKcEg2RvSyBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )