UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aTbA6UTqGjVeHKa+1FK1rClyDBRhrwABi3+kMUSYSek=' 
WHERE 
  key_id = '6af42cb50017dd76a8b77f5f05176d6c5dc87a0c57f36b7eb51788f59cac1b81' 
  AND (
    token = 'aTbA6UTqGjVeHKa+1FK1rClyDBRhrwABi3+kMUSYSek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )