UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pMmRLKomZ2mgch64mlWfjiT8eLpJEoIhQ2axLI1kGJ0=' 
WHERE 
  key_id = '784fddd3205d6eca3690249a8bd09c8f0ea25a6c8d61bd8b003006601d37401e' 
  AND (
    token = 'pMmRLKomZ2mgch64mlWfjiT8eLpJEoIhQ2axLI1kGJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )