UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WThhwfcFUxB4nvdRKPE0ufDN43VvqamVTubP4Dk/5us=' 
WHERE 
  key_id = '3e8e283d059e7ccd2803f38a9823a6eab54e8c421f05bdf9476784a445194d59' 
  AND (
    token = 'WThhwfcFUxB4nvdRKPE0ufDN43VvqamVTubP4Dk/5us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )