UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vQwgDxXgXntDl6HTIMD4XP1tDVUaEuCJLRzUVPjigGo=' 
WHERE 
  key_id = '5680ea97d909869aa03771f503de98784d4ce974a5d71c3d4874a91a4b0e1bf9' 
  AND (
    token = 'vQwgDxXgXntDl6HTIMD4XP1tDVUaEuCJLRzUVPjigGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )