UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6Xr5JPfNmlkBo50c0ShbPDvZV5x2A6sBh9gwQFpIMY=' 
WHERE 
  key_id = '528cd1aa52bc9b427d50b9fb7fc45131ff5dd30b2b385710b2f7fa012d64b829' 
  AND (
    token = 'R6Xr5JPfNmlkBo50c0ShbPDvZV5x2A6sBh9gwQFpIMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )