UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TdcI8gLr4xShl3KBOeG1Sj0mVGh/70mxf7dqLT1EL6k=' 
WHERE 
  key_id = '8475e0b6a8400ec9224291b768729d2700f64337ce90e10776634149d43fd398' 
  AND (
    token = 'TdcI8gLr4xShl3KBOeG1Sj0mVGh/70mxf7dqLT1EL6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )