UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qR7elIWRinXLa899hWexQnL2XODfXP4jkqxGU1RT6aI=' 
WHERE 
  key_id = '8df2be1d33b4da437348414ba072aebdf2a51aac0fb7d2a029e97f95d301491c' 
  AND (
    token = 'qR7elIWRinXLa899hWexQnL2XODfXP4jkqxGU1RT6aI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )