UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BKr9+DPyVmI1La21GEtWNy22QH7hLdgjBvgFXey1koc=' 
WHERE 
  key_id = '16bb5f3360b1d94493c1c0a18a38e075f29316541f0b3c6a1ffede381564e63f' 
  AND (
    token = 'BKr9+DPyVmI1La21GEtWNy22QH7hLdgjBvgFXey1koc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )