UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IlmyE+M9KqJVjSpdRY3+q7zsBLbDeOJaj1y8npD6hmk=' 
WHERE 
  key_id = '21bd58317a844bfec7946852b90238cbed7514d779f4fee9927f8d2136890b92' 
  AND (
    token = 'IlmyE+M9KqJVjSpdRY3+q7zsBLbDeOJaj1y8npD6hmk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )