UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ydKgSqvC+wNespjqXamX7htO+D7M3taDbn1Ge2kFqoo=' 
WHERE 
  key_id = '28939670d1886e8ae3a7fbf546fe22dc9e30fbbfa4c4e61bd6103e4d075cea6a' 
  AND (
    token = 'ydKgSqvC+wNespjqXamX7htO+D7M3taDbn1Ge2kFqoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )