UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nCwtKOQp9+iSnAyvzjdlcqxHPMTCDEL1ziUCvqHIDAk=' 
WHERE 
  key_id = '427e102a4b83812f85f975fecc40602004f39c44030c5d3d5f0c736e2db484c0' 
  AND (
    token = 'nCwtKOQp9+iSnAyvzjdlcqxHPMTCDEL1ziUCvqHIDAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )