UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i0VJk17xb/Xw/JMfntL51YcGMmk1PrvM1jn706UXCMY=' 
WHERE 
  key_id = 'c763a6fcb3714dea9a63d5f3492c51d3c39abd1be674c53916216963e278c51f' 
  AND (
    token = 'i0VJk17xb/Xw/JMfntL51YcGMmk1PrvM1jn706UXCMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )