UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+uCSqYsG6dVGhAR6A8qnQrdg6evJsFkhYqd3Fl25eDo=' 
WHERE 
  key_id = 'b7553aa115dc8340cffb29c18f70e2d52be764246704bf624f29c4fcfd5baebb' 
  AND (
    token = '+uCSqYsG6dVGhAR6A8qnQrdg6evJsFkhYqd3Fl25eDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )