UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zwla2Px44oHOeT0x7/2s3rOweVqnMYPZEMHjTmHc/Mo=' 
WHERE 
  key_id = 'c3351aee34d391c24b81faae3a38cb9ebc620db6bf8b012fdec5697e7ae29028' 
  AND (
    token = 'Zwla2Px44oHOeT0x7/2s3rOweVqnMYPZEMHjTmHc/Mo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )