UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MahN/iJRilhsIxwUc11xzm3xSfjx10mnrr3IaPsTObw=' 
WHERE 
  key_id = 'a4a3ce89c6f721aa67c3af5d0b77b9c954386212f86bbeff19d760557be5a806' 
  AND (
    token = 'MahN/iJRilhsIxwUc11xzm3xSfjx10mnrr3IaPsTObw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )