UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hg5XCVIz/ZDIVW0+TUmLafFoZzuZ3/oH+tjBdpqsqGU=' 
WHERE 
  key_id = '81512b7ab118c0ed0bec61421d9c19902aba41d2c4c0b6626d8e0edb572ef8c4' 
  AND (
    token = 'hg5XCVIz/ZDIVW0+TUmLafFoZzuZ3/oH+tjBdpqsqGU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )