UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R9ExiSqdcr5kOWeLUHs3FvbC2Viq1JrFp5uBaGgeEpg=' 
WHERE 
  key_id = '9a3d559c2dcb2f7e5669bafffb4d52a60017919c6eba07851fcbff2d7f6467fe' 
  AND (
    token = 'R9ExiSqdcr5kOWeLUHs3FvbC2Viq1JrFp5uBaGgeEpg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )