UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dPMsZWz/JFbUsmjJnNwl5pmDQou7Thr4lVRGZPFPdDI=' 
WHERE 
  key_id = '1b8f1121bdf0b1dfa633c151d2f6219894f119adc8fcad52c047be14982561f7' 
  AND (
    token = 'dPMsZWz/JFbUsmjJnNwl5pmDQou7Thr4lVRGZPFPdDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )