UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bP1qawkTKrzbH0AcJgQlW3nIohIqIr7GG07EYjbJrf0=' 
WHERE 
  key_id = '1b1e30447bfb6f92b57b13768baffd0818207309a63105a3a31114a20d32bffc' 
  AND (
    token = 'bP1qawkTKrzbH0AcJgQlW3nIohIqIr7GG07EYjbJrf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )