UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8otJK+Rgxd61KnSf0b6FOr6nTu1JGGV+u5vVTfXur2o=' 
WHERE 
  key_id = '540916598a211ecf15f065cb9ffadab668f4b27a76c5549745aad63fc1370c66' 
  AND (
    token = '8otJK+Rgxd61KnSf0b6FOr6nTu1JGGV+u5vVTfXur2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )