UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rs7fFb6z/thcJZ+co9YJvz8Ew1PWhc6eGm2+Nc+15Ec=' 
WHERE 
  key_id = '64b05b972cc99f9994494486855f9131189f0c2293aba656f846376271973fe5' 
  AND (
    token = 'rs7fFb6z/thcJZ+co9YJvz8Ew1PWhc6eGm2+Nc+15Ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )