UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'PeR13o46yvThqok1D48lQAhZ8aarCghYWS+5wrewU8U=' 
WHERE 
  key_id = '87de2e60513999a8e3d2482a054d685dfaa84772ca57a82ec10ffbbe08698d5b' 
  AND (
    token = 'PeR13o46yvThqok1D48lQAhZ8aarCghYWS+5wrewU8U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )