UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gqThw3logojzGbS8yxO1H258ZIGslL2gcTKHRhVHNFM=' 
WHERE 
  key_id = 'a51fb2bf9b8cc25f434e04eecdf0f512e697eb10207808b570da2f19cc9cff31' 
  AND (
    token = 'gqThw3logojzGbS8yxO1H258ZIGslL2gcTKHRhVHNFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )