UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zu+R1QaWYHuSUPnjncm8lL/BYGLwJN3f9bKlrg9i+C4=' 
WHERE 
  key_id = '15ced1767e10e649a9cf05f4ef3db20ed1badc4cd9e3a5601e318f5f3fcf9a21' 
  AND (
    token = 'zu+R1QaWYHuSUPnjncm8lL/BYGLwJN3f9bKlrg9i+C4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )