UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2cvkSo0Qx8ezrlGn9d6bgcvVw6QxYCdmcmjiKXHmXo=' 
WHERE 
  key_id = '08103b3825efc7d8f34ca546a203844a0b3b133b41ff2fc622dbc9f6d1b1a640' 
  AND (
    token = 'R2cvkSo0Qx8ezrlGn9d6bgcvVw6QxYCdmcmjiKXHmXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )