UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cpsk3vt1Q8yD+5v6Tt2AtWdGrRN1ZpeRWKYBIvtqDjg=' 
WHERE 
  key_id = '6835c8c1c94864b5ba0cc4bc4a719159c04c4c15182ee3e0012973c3814eda7a' 
  AND (
    token = 'Cpsk3vt1Q8yD+5v6Tt2AtWdGrRN1ZpeRWKYBIvtqDjg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )