UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emHWSLNq+oy/eKB+SflcOinfg5xPH654KOeESn78pYs=' 
WHERE 
  key_id = '57930bd429e1f8db2725f6eca4cb2aca6a468aa3c040e4fcd51563d7413faa48' 
  AND (
    token = 'emHWSLNq+oy/eKB+SflcOinfg5xPH654KOeESn78pYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )