UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KR7Ffc/xv46CVG7HqgEIFiovkSgFP+OH1ik726Mnmvs=' 
WHERE 
  key_id = '285ffbd7b864a06d49fe60f033cbc81606a97af76c0fd2812930b606d13bd7ae' 
  AND (
    token = 'KR7Ffc/xv46CVG7HqgEIFiovkSgFP+OH1ik726Mnmvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )