UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SS/KLt5Tn76na6GJA4tZu2LWEKPdbvU2DnkC0lNOGDM=' 
WHERE 
  key_id = 'e951767ff069a8f9d7d9e10abf830deb65be1a97a1698b0604e163d345d30086' 
  AND (
    token = 'SS/KLt5Tn76na6GJA4tZu2LWEKPdbvU2DnkC0lNOGDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )