UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zpwW8DEegxOf7bxACKW8/Jor4l3mxUYlP7b0D4tOo8=' 
WHERE 
  key_id = 'bab4a05d7aa88d61f88e36ed0ef26af2b401038c3e2728eed1aabc742a40987a' 
  AND (
    token = '6zpwW8DEegxOf7bxACKW8/Jor4l3mxUYlP7b0D4tOo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )