UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'cWLUafM2af6te0Mg1VT7r6VDytj6w83HxMyUA1V1sTs=' 
WHERE 
  key_id = 'c2e721d018582a05f9675dfc6987b447e4eb657054fc789ec7bb89fd52d71c3f' 
  AND (
    token = 'cWLUafM2af6te0Mg1VT7r6VDytj6w83HxMyUA1V1sTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )