UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rGEqTN9rGG7Kle92saAP1eEIhdQ5UeyW2o2q7S7+CSU=' 
WHERE 
  key_id = '30bab1635059e59484eb44551f01ea4bf93ccfbb420e0c5d4b39463ff07dd0ef' 
  AND (
    token = 'rGEqTN9rGG7Kle92saAP1eEIhdQ5UeyW2o2q7S7+CSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )