UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bavxzpom51UOWF4r0vZN6SkoAQmsyzgrs9ehxwrNflg=' 
WHERE 
  key_id = '950b8becd64504879510070c061748f17a4e3d43db52716301688e444bbf752c' 
  AND (
    token = 'bavxzpom51UOWF4r0vZN6SkoAQmsyzgrs9ehxwrNflg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )