UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwduFPsjk/HvDtFskL8AX/RcXiAidhSLF79ptMIrYqs=' 
WHERE 
  key_id = '9d94d7db3b936883ccfdbada4420ad7619620493079c27aa703fcd6b2a173cbe' 
  AND (
    token = 'PwduFPsjk/HvDtFskL8AX/RcXiAidhSLF79ptMIrYqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )