UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dDcEE7GZcydC7x/A00ncUKWtTWJo2nDTDsuC6h7hp0I=' 
WHERE 
  key_id = 'dae9a4bf4ce72a7b5b6fc6bb2d3283d862be5bc98ec83e01daac10210e79f304' 
  AND (
    token = 'dDcEE7GZcydC7x/A00ncUKWtTWJo2nDTDsuC6h7hp0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029