UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rjm1wfz1xa4RYZmSp7flpqUL7eqE9s+1GZu9fywau2k=' 
WHERE 
  key_id = '7f20abf170da43451214584bb49ba6166138309a93d1c6f5f23d03179eed0b33' 
  AND (
    token = 'Rjm1wfz1xa4RYZmSp7flpqUL7eqE9s+1GZu9fywau2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )