UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkkIDaakXYtgrA8HKI2JicAcwb96P7ISTFey1+2Ut/8=' 
WHERE 
  key_id = '4b302675275a9f220a5321c8e1d44782aa92889bd4b8592e8b069877355142fe' 
  AND (
    token = 'MkkIDaakXYtgrA8HKI2JicAcwb96P7ISTFey1+2Ut/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )