UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bw51xn8QTNcvhWjIgYIQ/5tiD5dhZ2l9RwXjgBvm6ow=' 
WHERE 
  key_id = 'c9dc3b0012ff274ded03cc521aec8e0de0e68024321f82ee94d23278ba8d2850' 
  AND (
    token = 'Bw51xn8QTNcvhWjIgYIQ/5tiD5dhZ2l9RwXjgBvm6ow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )