UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNNChqRFDZwhN/pUch7Lf7Teb8YGWUwNU+smtpPGYKY=' 
WHERE 
  key_id = '38546d65a9b566e468bb250f512aa1cf1afcb88a3737916482423d34af25615b' 
  AND (
    token = 'QNNChqRFDZwhN/pUch7Lf7Teb8YGWUwNU+smtpPGYKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )