UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bkfahiEqHlGFJfFyL6zfM7igSY1ucfPnTAIchP/MRkI=' 
WHERE 
  key_id = '3d18ed2662bde889bdd6479b7195a7767650b509624aedca5d05849d587727b9' 
  AND (
    token = 'bkfahiEqHlGFJfFyL6zfM7igSY1ucfPnTAIchP/MRkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )