UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnwZdIKmiVMsj6ZElxtaxR5Q/WBv4U1XcsWNZ1ItknM=' 
WHERE 
  key_id = '55c3a6d0c4da1f84b847b80ca3b9b78237ee2e3dba04ba4dc21018f441f50574' 
  AND (
    token = 'ZnwZdIKmiVMsj6ZElxtaxR5Q/WBv4U1XcsWNZ1ItknM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )