UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kkPSHeM4g+T6HqTyRcVP+ril+ZwdHMKLLl2NU/EXYIo=' 
WHERE 
  key_id = '0b2c3ef2d693a70d7c627031894ca6af2057149834521dc40a9cca0eb4ff9ca0' 
  AND (
    token = 'kkPSHeM4g+T6HqTyRcVP+ril+ZwdHMKLLl2NU/EXYIo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )