UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dPBNyz5VZFBNzneQt5OMTFDexf2Mp5VhuBaDVcv51CY=' 
WHERE 
  key_id = '68ddd3c4b0189959e2e23f26d413a1d03cf7efb8664e0d2e7ac0d6c85c7d8b84' 
  AND (
    token = 'dPBNyz5VZFBNzneQt5OMTFDexf2Mp5VhuBaDVcv51CY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )