UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VhPlVzgzXrOa6wrTeBPDphFBw4rAmvxgFzAM8PiPCeU=' 
WHERE 
  key_id = '21035b405b3fa178650f7252a0123bf4cc0fdbb37ad798e0fa414561fbf12afd' 
  AND (
    token = 'VhPlVzgzXrOa6wrTeBPDphFBw4rAmvxgFzAM8PiPCeU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )