UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iM8LTzN17Jbql1DkIs3B7W1lgENQ/cNFVvHnTBnOZN0=' 
WHERE 
  key_id = 'c8191664e2ac88c90e375b178a839b35fca4302ec8a98c52c22d88aea6d98ac0' 
  AND (
    token = 'iM8LTzN17Jbql1DkIs3B7W1lgENQ/cNFVvHnTBnOZN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )