UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6DoI6Jd1KFcJEfUuST9YW04VEgGRHh8nBdGSCsO7p74=' 
WHERE 
  key_id = 'c4b194adc0efbcb00259f2c6db85c5b10113c18e5b7b816bcefd6516635df172' 
  AND (
    token = '6DoI6Jd1KFcJEfUuST9YW04VEgGRHh8nBdGSCsO7p74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )