UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm4aLKGvJGr3CkChC+qJF8600nBlJgYHHAkvHMxdD8Xc=' 
WHERE 
  key_id = 'f8973a7f95282ddee9e6fdb19870940a94c472eccb58532f4ce5babaf0f80721' 
  AND (
    token = 'm4aLKGvJGr3CkChC+qJF8600nBlJgYHHAkvHMxdD8Xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )