UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2mFD1NfwyodE4w7wiHwGHS6ij4Tz7rWdES2hKYo+d6w=' 
WHERE 
  key_id = '7fd73a3d50ba53dd166ef1e95ba7f70ae776907a8bb57c750315bce2c53cb4bd' 
  AND (
    token = '2mFD1NfwyodE4w7wiHwGHS6ij4Tz7rWdES2hKYo+d6w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031