UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRjK4RdXPXnIMPKL6DW3zEhRriUocCk3oVO6gvyhLBg=' 
WHERE 
  key_id = '2a81a1c683bfdc5e5f6d73224494dd1629b274b6cb9103e51735b35d7c7a7875' 
  AND (
    token = 'WRjK4RdXPXnIMPKL6DW3zEhRriUocCk3oVO6gvyhLBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )