UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rO62XFOt2qpOorrVuFZYbWUxRN36xDFt4jWxH0XA3JY=' 
WHERE 
  key_id = 'ebf8a9b443d8bb86723fe4faec26205e54e6cbe239e67b40f26df7a2559a67f0' 
  AND (
    token = 'rO62XFOt2qpOorrVuFZYbWUxRN36xDFt4jWxH0XA3JY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024