UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwzWHldQ126PzSQobqTe8swYwVrFani3ebG5+fHNlVU=' 
WHERE 
  key_id = '19e361e9570bdfa30aab4a2354e50bcac1b980cb81acecdefd489783bf25f05c' 
  AND (
    token = 'PwzWHldQ126PzSQobqTe8swYwVrFani3ebG5+fHNlVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )