UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XKf8Ce+3mdJmVivrwcbB9frBGhY+ZO0wVPxtRTakq5Q=' 
WHERE 
  key_id = '6e8a9f38aa7de33517a39fed35ececd3987befd56d351c086b96c6321cf380db' 
  AND (
    token = 'XKf8Ce+3mdJmVivrwcbB9frBGhY+ZO0wVPxtRTakq5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035