UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6T344Ilvllix9eAxdVIQYaKbg7kywMS3K/JM/xdmr0=' 
WHERE 
  key_id = '393ef8991aff4091fe0f64612a0d2dd859f022e72a545662526117b206d76f52' 
  AND (
    token = 'Q6T344Ilvllix9eAxdVIQYaKbg7kywMS3K/JM/xdmr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )